From f8314dc60ccba7e41f425048c4160dc7f63377d5 Mon Sep 17 00:00:00 2001 From: Panagiotis Issaris Date: Wed, 27 Sep 2006 01:49:37 -0700 Subject: [PATCH] [PATCH] fs: Conversions from kmalloc+memset to k(z|c)alloc Conversions from kmalloc+memset to kzalloc. Signed-off-by: Panagiotis Issaris Jffs2-bit-acked-by: David Woodhouse Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/adfs/super.c | 3 +-- fs/affs/super.c | 3 +-- fs/afs/vlocation.c | 3 +-- fs/afs/volume.c | 3 +-- fs/autofs/inode.c | 3 +-- fs/bfs/inode.c | 6 ++---- fs/configfs/file.c | 3 +-- fs/configfs/inode.c | 3 +-- fs/cramfs/inode.c | 3 +-- fs/efs/super.c | 3 +-- fs/ext2/super.c | 3 +-- fs/ext2/xattr.c | 3 +-- fs/ext3/dir.c | 3 +-- fs/ext3/super.c | 3 +-- fs/fat/inode.c | 3 +-- fs/hfs/bnode.c | 3 +-- fs/hfs/btree.c | 3 +-- fs/hfs/super.c | 3 +-- fs/hfsplus/bnode.c | 3 +-- fs/hfsplus/btree.c | 3 +-- fs/hpfs/super.c | 3 +-- fs/isofs/inode.c | 3 +-- fs/jffs2/super.c | 3 +-- fs/lockd/host.c | 4 ++-- fs/lockd/svcsubs.c | 3 +-- fs/minix/inode.c | 6 ++---- fs/ncpfs/inode.c | 3 +-- fs/nfsd/nfs4idmap.c | 3 +-- fs/nfsd/nfs4state.c | 3 +-- fs/partitions/efi.c | 9 +++------ fs/proc/kcore.c | 6 ++---- fs/qnx4/inode.c | 3 +-- fs/sysv/super.c | 6 ++---- fs/udf/ialloc.c | 6 ++---- fs/ufs/super.c | 3 +-- 35 files changed, 43 insertions(+), 84 deletions(-) diff --git a/fs/adfs/super.c b/fs/adfs/super.c index 82011019494c..959dbf1f8e63 100644 --- a/fs/adfs/super.c +++ b/fs/adfs/super.c @@ -339,11 +339,10 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent) sb->s_flags |= MS_NODIRATIME; - asb = kmalloc(sizeof(*asb), GFP_KERNEL); + asb = kzalloc(sizeof(*asb), GFP_KERNEL); if (!asb) return -ENOMEM; sb->s_fs_info = asb; - memset(asb, 0, sizeof(*asb)); /* set default options */ asb->s_uid = 0; diff --git a/fs/affs/super.c b/fs/affs/super.c index 17352011ab67..b35f514479bf 100644 --- a/fs/affs/super.c +++ b/fs/affs/super.c @@ -280,11 +280,10 @@ static int affs_fill_super(struct super_block *sb, void *data, int silent) sb->s_op = &affs_sops; sb->s_flags |= MS_NODIRATIME; - sbi = kmalloc(sizeof(struct affs_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct affs_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(*sbi)); init_MUTEX(&sbi->s_bmlock); if (!parse_options(data,&uid,&gid,&i,&reserved,&root_block, diff --git a/fs/afs/vlocation.c b/fs/afs/vlocation.c index 331f730a1fb3..782ee7c600ca 100644 --- a/fs/afs/vlocation.c +++ b/fs/afs/vlocation.c @@ -281,11 +281,10 @@ int afs_vlocation_lookup(struct afs_cell *cell, spin_unlock(&cell->vl_gylock); /* not in the cell's in-memory lists - create a new record */ - vlocation = kmalloc(sizeof(struct afs_vlocation), GFP_KERNEL); + vlocation = kzalloc(sizeof(struct afs_vlocation), GFP_KERNEL); if (!vlocation) return -ENOMEM; - memset(vlocation, 0, sizeof(struct afs_vlocation)); atomic_set(&vlocation->usage, 1); INIT_LIST_HEAD(&vlocation->link); rwlock_init(&vlocation->lock); diff --git a/fs/afs/volume.c b/fs/afs/volume.c index 0ff4b86476e3..768c6dbd323a 100644 --- a/fs/afs/volume.c +++ b/fs/afs/volume.c @@ -186,11 +186,10 @@ int afs_volume_lookup(const char *name, struct afs_cell *cell, int rwpath, _debug("creating new volume record"); ret = -ENOMEM; - volume = kmalloc(sizeof(struct afs_volume), GFP_KERNEL); + volume = kzalloc(sizeof(struct afs_volume), GFP_KERNEL); if (!volume) goto error_up; - memset(volume, 0, sizeof(struct afs_volume)); atomic_set(&volume->usage, 1); volume->type = type; volume->type_force = force; diff --git a/fs/autofs/inode.c b/fs/autofs/inode.c index af2efbbb5d76..c81d6b8c2828 100644 --- a/fs/autofs/inode.c +++ b/fs/autofs/inode.c @@ -129,10 +129,9 @@ int autofs_fill_super(struct super_block *s, void *data, int silent) struct autofs_sb_info *sbi; int minproto, maxproto; - sbi = kmalloc(sizeof(*sbi), GFP_KERNEL); + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if ( !sbi ) goto fail_unlock; - memset(sbi, 0, sizeof(*sbi)); DPRINTK(("autofs: starting up, sbi = %p\n",sbi)); s->s_fs_info = sbi; diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c index cf74f3d4d966..3e4d6c767b9b 100644 --- a/fs/bfs/inode.c +++ b/fs/bfs/inode.c @@ -311,11 +311,10 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent) unsigned i, imap_len; struct bfs_sb_info * info; - info = kmalloc(sizeof(*info), GFP_KERNEL); + info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) return -ENOMEM; s->s_fs_info = info; - memset(info, 0, sizeof(*info)); sb_set_blocksize(s, BFS_BSIZE); @@ -338,10 +337,9 @@ static int bfs_fill_super(struct super_block *s, void *data, int silent) + BFS_ROOT_INO - 1; imap_len = info->si_lasti/8 + 1; - info->si_imap = kmalloc(imap_len, GFP_KERNEL); + info->si_imap = kzalloc(imap_len, GFP_KERNEL); if (!info->si_imap) goto out; - memset(info->si_imap, 0, imap_len); for (i=0; isi_imap); diff --git a/fs/configfs/file.c b/fs/configfs/file.c index f499803743e0..85105e50f7db 100644 --- a/fs/configfs/file.c +++ b/fs/configfs/file.c @@ -274,9 +274,8 @@ static int check_perm(struct inode * inode, struct file * file) /* No error? Great, allocate a buffer for the file, and store it * it in file->private_data for easy access. */ - buffer = kmalloc(sizeof(struct configfs_buffer),GFP_KERNEL); + buffer = kzalloc(sizeof(struct configfs_buffer),GFP_KERNEL); if (buffer) { - memset(buffer,0,sizeof(struct configfs_buffer)); init_MUTEX(&buffer->sem); buffer->needs_read_fill = 1; buffer->ops = ops; diff --git a/fs/configfs/inode.c b/fs/configfs/inode.c index e14488ca6411..5047e6a7581e 100644 --- a/fs/configfs/inode.c +++ b/fs/configfs/inode.c @@ -76,11 +76,10 @@ int configfs_setattr(struct dentry * dentry, struct iattr * iattr) if (!sd_iattr) { /* setting attributes for the first time, allocate now */ - sd_iattr = kmalloc(sizeof(struct iattr), GFP_KERNEL); + sd_iattr = kzalloc(sizeof(struct iattr), GFP_KERNEL); if (!sd_iattr) return -ENOMEM; /* assign default attributes */ - memset(sd_iattr, 0, sizeof(struct iattr)); sd_iattr->ia_mode = sd->s_mode; sd_iattr->ia_uid = 0; sd_iattr->ia_gid = 0; diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index 223c0431042d..d09b6777c41a 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -242,11 +242,10 @@ static int cramfs_fill_super(struct super_block *sb, void *data, int silent) sb->s_flags |= MS_RDONLY; - sbi = kmalloc(sizeof(struct cramfs_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct cramfs_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(struct cramfs_sb_info)); /* Invalidate the read buffers on mount: think disk change.. */ mutex_lock(&read_mutex); diff --git a/fs/efs/super.c b/fs/efs/super.c index 8ac2462ae5dd..7089269ee9ae 100644 --- a/fs/efs/super.c +++ b/fs/efs/super.c @@ -248,11 +248,10 @@ static int efs_fill_super(struct super_block *s, void *d, int silent) struct buffer_head *bh; struct inode *root; - sb = kmalloc(sizeof(struct efs_sb_info), GFP_KERNEL); + sb = kzalloc(sizeof(struct efs_sb_info), GFP_KERNEL); if (!sb) return -ENOMEM; s->s_fs_info = sb; - memset(sb, 0, sizeof(struct efs_sb_info)); s->s_magic = EFS_SUPER_MAGIC; if (!sb_set_blocksize(s, EFS_BLOCKSIZE)) { diff --git a/fs/ext2/super.c b/fs/ext2/super.c index d978d3febb8c..69435fbe53f2 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -655,11 +655,10 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) int i, j; __le32 features; - sbi = kmalloc(sizeof(*sbi), GFP_KERNEL); + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if (!sbi) return -ENOMEM; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(*sbi)); /* * See what the current blocksize for the device is, and diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index 86ae8e93adb9..af52a7f8b291 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -521,11 +521,10 @@ bad_block: ext2_error(sb, "ext2_xattr_set", } } else { /* Allocate a buffer where we construct the new block. */ - header = kmalloc(sb->s_blocksize, GFP_KERNEL); + header = kzalloc(sb->s_blocksize, GFP_KERNEL); error = -ENOMEM; if (header == NULL) goto cleanup; - memset(header, 0, sb->s_blocksize); end = (char *)header + sb->s_blocksize; header->h_magic = cpu_to_le32(EXT2_XATTR_MAGIC); header->h_blocks = header->h_refcount = cpu_to_le32(1); diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c index 4d97f437cd48..429acbb4e064 100644 --- a/fs/ext3/dir.c +++ b/fs/ext3/dir.c @@ -343,10 +343,9 @@ int ext3_htree_store_dirent(struct file *dir_file, __u32 hash, /* Create and allocate the fname structure */ len = sizeof(struct fname) + dirent->name_len + 1; - new_fn = kmalloc(len, GFP_KERNEL); + new_fn = kzalloc(len, GFP_KERNEL); if (!new_fn) return -ENOMEM; - memset(new_fn, 0, len); new_fn->hash = hash; new_fn->minor_hash = minor_hash; new_fn->inode = le32_to_cpu(dirent->inode); diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 10985017765b..09b4b313ca07 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -1407,11 +1407,10 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent) int needs_recovery; __le32 features; - sbi = kmalloc(sizeof(*sbi), GFP_KERNEL); + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if (!sbi) return -ENOMEM; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(*sbi)); sbi->s_mount_opt = 0; sbi->s_resuid = EXT3_DEF_RESUID; sbi->s_resgid = EXT3_DEF_RESGID; diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 31b7174176ba..bc4da3a48c8c 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -1168,11 +1168,10 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, long error; char buf[50]; - sbi = kmalloc(sizeof(struct msdos_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct msdos_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(struct msdos_sb_info)); sb->s_flags |= MS_NODIRATIME; sb->s_magic = MSDOS_SUPER_MAGIC; diff --git a/fs/hfs/bnode.c b/fs/hfs/bnode.c index 13231dd5ce66..0d200068d0af 100644 --- a/fs/hfs/bnode.c +++ b/fs/hfs/bnode.c @@ -249,10 +249,9 @@ static struct hfs_bnode *__hfs_bnode_create(struct hfs_btree *tree, u32 cnid) sb = tree->inode->i_sb; size = sizeof(struct hfs_bnode) + tree->pages_per_bnode * sizeof(struct page *); - node = kmalloc(size, GFP_KERNEL); + node = kzalloc(size, GFP_KERNEL); if (!node) return NULL; - memset(node, 0, size); node->tree = tree; node->this = cnid; set_bit(HFS_BNODE_NEW, &node->flags); diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c index 400357994319..5fd0ed71f923 100644 --- a/fs/hfs/btree.c +++ b/fs/hfs/btree.c @@ -21,10 +21,9 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke struct page *page; unsigned int size; - tree = kmalloc(sizeof(*tree), GFP_KERNEL); + tree = kzalloc(sizeof(*tree), GFP_KERNEL); if (!tree) return NULL; - memset(tree, 0, sizeof(*tree)); init_MUTEX(&tree->tree_lock); spin_lock_init(&tree->hash_lock); diff --git a/fs/hfs/super.c b/fs/hfs/super.c index 34937ee83ab1..05dffff1a372 100644 --- a/fs/hfs/super.c +++ b/fs/hfs/super.c @@ -356,11 +356,10 @@ static int hfs_fill_super(struct super_block *sb, void *data, int silent) struct inode *root_inode; int res; - sbi = kmalloc(sizeof(struct hfs_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct hfs_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(struct hfs_sb_info)); INIT_HLIST_HEAD(&sbi->rsrc_inodes); res = -EINVAL; diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c index 77bf434da679..29da6574ba77 100644 --- a/fs/hfsplus/bnode.c +++ b/fs/hfsplus/bnode.c @@ -409,10 +409,9 @@ static struct hfs_bnode *__hfs_bnode_create(struct hfs_btree *tree, u32 cnid) sb = tree->inode->i_sb; size = sizeof(struct hfs_bnode) + tree->pages_per_bnode * sizeof(struct page *); - node = kmalloc(size, GFP_KERNEL); + node = kzalloc(size, GFP_KERNEL); if (!node) return NULL; - memset(node, 0, size); node->tree = tree; node->this = cnid; set_bit(HFS_BNODE_NEW, &node->flags); diff --git a/fs/hfsplus/btree.c b/fs/hfsplus/btree.c index cfc852fdd1b5..a9b9e872e29a 100644 --- a/fs/hfsplus/btree.c +++ b/fs/hfsplus/btree.c @@ -24,10 +24,9 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id) struct page *page; unsigned int size; - tree = kmalloc(sizeof(*tree), GFP_KERNEL); + tree = kzalloc(sizeof(*tree), GFP_KERNEL); if (!tree) return NULL; - memset(tree, 0, sizeof(*tree)); init_MUTEX(&tree->tree_lock); spin_lock_init(&tree->hash_lock); diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c index 8fe51c343786..b76d60832375 100644 --- a/fs/hpfs/super.c +++ b/fs/hpfs/super.c @@ -462,11 +462,10 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent) int o; - sbi = kmalloc(sizeof(*sbi), GFP_KERNEL); + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if (!sbi) return -ENOMEM; s->s_fs_info = sbi; - memset(sbi, 0, sizeof(*sbi)); sbi->sb_bmp_dir = NULL; sbi->sb_cp_table = NULL; diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c index 14391361c886..ab15e9072151 100644 --- a/fs/isofs/inode.c +++ b/fs/isofs/inode.c @@ -557,11 +557,10 @@ static int isofs_fill_super(struct super_block *s, void *data, int silent) struct iso9660_options opt; struct isofs_sb_info * sbi; - sbi = kmalloc(sizeof(*sbi), GFP_KERNEL); + sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if (!sbi) return -ENOMEM; s->s_fs_info = sbi; - memset(sbi, 0, sizeof(*sbi)); if (!parse_options((char *)data, &opt)) goto out_freesbi; diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c index 68e3953419b4..6de374513c01 100644 --- a/fs/jffs2/super.c +++ b/fs/jffs2/super.c @@ -119,10 +119,9 @@ static int jffs2_get_sb_mtd(struct file_system_type *fs_type, struct jffs2_sb_info *c; int ret; - c = kmalloc(sizeof(*c), GFP_KERNEL); + c = kzalloc(sizeof(*c), GFP_KERNEL); if (!c) return -ENOMEM; - memset(c, 0, sizeof(*c)); c->mtd = mtd; sb = sget(fs_type, jffs2_sb_compare, jffs2_sb_set, c); diff --git a/fs/lockd/host.c b/fs/lockd/host.c index 703fb038c813..a0d0b58ce7a4 100644 --- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -99,9 +99,9 @@ nlm_lookup_host(int server, struct sockaddr_in *sin, /* Ooops, no host found, create it */ dprintk("lockd: creating host entry\n"); - if (!(host = (struct nlm_host *) kmalloc(sizeof(*host), GFP_KERNEL))) + host = kzalloc(sizeof(*host), GFP_KERNEL); + if (!host) goto nohost; - memset(host, 0, sizeof(*host)); addr = sin->sin_addr.s_addr; sprintf(host->h_name, "%u.%u.%u.%u", NIPQUAD(addr)); diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c index 01b4db9e5466..a92dd98f8401 100644 --- a/fs/lockd/svcsubs.c +++ b/fs/lockd/svcsubs.c @@ -100,11 +100,10 @@ nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result, nlm_debug_print_fh("creating file for", f); nfserr = nlm_lck_denied_nolocks; - file = (struct nlm_file *) kmalloc(sizeof(*file), GFP_KERNEL); + file = kzalloc(sizeof(*file), GFP_KERNEL); if (!file) goto out_unlock; - memset(file, 0, sizeof(*file)); memcpy(&file->f_handle, f, sizeof(struct nfs_fh)); file->f_hash = hash; init_MUTEX(&file->f_sema); diff --git a/fs/minix/inode.c b/fs/minix/inode.c index 330ff9fc7cf0..e24be7fc0651 100644 --- a/fs/minix/inode.c +++ b/fs/minix/inode.c @@ -145,11 +145,10 @@ static int minix_fill_super(struct super_block *s, void *data, int silent) struct inode *root_inode; struct minix_sb_info *sbi; - sbi = kmalloc(sizeof(struct minix_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct minix_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; s->s_fs_info = sbi; - memset(sbi, 0, sizeof(struct minix_sb_info)); /* N.B. These should be compile-time tests. Unfortunately that is impossible. */ @@ -207,10 +206,9 @@ static int minix_fill_super(struct super_block *s, void *data, int silent) if (sbi->s_imap_blocks == 0 || sbi->s_zmap_blocks == 0) goto out_illegal_sb; i = (sbi->s_imap_blocks + sbi->s_zmap_blocks) * sizeof(bh); - map = kmalloc(i, GFP_KERNEL); + map = kzalloc(i, GFP_KERNEL); if (!map) goto out_no_map; - memset(map, 0, i); sbi->s_imap = &map[0]; sbi->s_zmap = &map[sbi->s_imap_blocks]; diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c index 1ddf77b0b825..752f02e43ab0 100644 --- a/fs/ncpfs/inode.c +++ b/fs/ncpfs/inode.c @@ -411,11 +411,10 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) #endif struct ncp_entry_info finfo; - server = kmalloc(sizeof(struct ncp_server), GFP_KERNEL); + server = kzalloc(sizeof(struct ncp_server), GFP_KERNEL); if (!server) return -ENOMEM; sb->s_fs_info = server; - memset(server, 0, sizeof(struct ncp_server)); error = -EFAULT; if (raw_data == NULL) diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c index bea6b9478114..b1902ebaab41 100644 --- a/fs/nfsd/nfs4idmap.c +++ b/fs/nfsd/nfs4idmap.c @@ -573,10 +573,9 @@ idmap_lookup(struct svc_rqst *rqstp, struct idmap_defer_req *mdr; int ret; - mdr = kmalloc(sizeof(*mdr), GFP_KERNEL); + mdr = kzalloc(sizeof(*mdr), GFP_KERNEL); if (!mdr) return -ENOMEM; - memset(mdr, 0, sizeof(*mdr)); atomic_set(&mdr->count, 1); init_waitqueue_head(&mdr->waitq); mdr->req.defer = idmap_defer; diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 9daa0b9feb8d..1a25c01ecdf1 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -339,8 +339,7 @@ alloc_client(struct xdr_netobj name) { struct nfs4_client *clp; - if ((clp = kmalloc(sizeof(struct nfs4_client), GFP_KERNEL))!= NULL) { - memset(clp, 0, sizeof(*clp)); + if ((clp = kzalloc(sizeof(struct nfs4_client), GFP_KERNEL))!= NULL) { if ((clp->cl_name.data = kmalloc(name.len, GFP_KERNEL)) != NULL) { memcpy(clp->cl_name.data, name.data, name.len); clp->cl_name.len = name.len; diff --git a/fs/partitions/efi.c b/fs/partitions/efi.c index 63730282ad81..1bea610078b3 100644 --- a/fs/partitions/efi.c +++ b/fs/partitions/efi.c @@ -238,10 +238,9 @@ alloc_read_gpt_entries(struct block_device *bdev, gpt_header *gpt) le32_to_cpu(gpt->sizeof_partition_entry); if (!count) return NULL; - pte = kmalloc(count, GFP_KERNEL); + pte = kzalloc(count, GFP_KERNEL); if (!pte) return NULL; - memset(pte, 0, count); if (read_lba(bdev, le64_to_cpu(gpt->partition_entry_lba), (u8 *) pte, @@ -269,10 +268,9 @@ alloc_read_gpt_header(struct block_device *bdev, u64 lba) if (!bdev) return NULL; - gpt = kmalloc(sizeof (gpt_header), GFP_KERNEL); + gpt = kzalloc(sizeof (gpt_header), GFP_KERNEL); if (!gpt) return NULL; - memset(gpt, 0, sizeof (gpt_header)); if (read_lba(bdev, lba, (u8 *) gpt, sizeof (gpt_header)) < sizeof (gpt_header)) { @@ -526,9 +524,8 @@ find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes) lastlba = last_lba(bdev); if (!force_gpt) { /* This will be added to the EFI Spec. per Intel after v1.02. */ - legacymbr = kmalloc(sizeof (*legacymbr), GFP_KERNEL); + legacymbr = kzalloc(sizeof (*legacymbr), GFP_KERNEL); if (legacymbr) { - memset(legacymbr, 0, sizeof (*legacymbr)); read_lba(bdev, 0, (u8 *) legacymbr, sizeof (*legacymbr)); good_pmbr = is_pmbr_valid(legacymbr, lastlba); diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c index 6a984f64edd7..3ceff3857272 100644 --- a/fs/proc/kcore.c +++ b/fs/proc/kcore.c @@ -279,12 +279,11 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) tsz = elf_buflen - *fpos; if (buflen < tsz) tsz = buflen; - elf_buf = kmalloc(elf_buflen, GFP_ATOMIC); + elf_buf = kzalloc(elf_buflen, GFP_ATOMIC); if (!elf_buf) { read_unlock(&kclist_lock); return -ENOMEM; } - memset(elf_buf, 0, elf_buflen); elf_kcore_store_hdr(elf_buf, nphdr, elf_buflen); read_unlock(&kclist_lock); if (copy_to_user(buffer, elf_buf + *fpos, tsz)) { @@ -330,10 +329,9 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos) unsigned long curstart = start; unsigned long cursize = tsz; - elf_buf = kmalloc(tsz, GFP_KERNEL); + elf_buf = kzalloc(tsz, GFP_KERNEL); if (!elf_buf) return -ENOMEM; - memset(elf_buf, 0, tsz); read_lock(&vmlist_lock); for (m=vmlist; m && cursize; m=m->next) { diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c index 5a903491e697..8497609f5022 100644 --- a/fs/qnx4/inode.c +++ b/fs/qnx4/inode.c @@ -358,11 +358,10 @@ static int qnx4_fill_super(struct super_block *s, void *data, int silent) const char *errmsg; struct qnx4_sb_info *qs; - qs = kmalloc(sizeof(struct qnx4_sb_info), GFP_KERNEL); + qs = kzalloc(sizeof(struct qnx4_sb_info), GFP_KERNEL); if (!qs) return -ENOMEM; s->s_fs_info = qs; - memset(qs, 0, sizeof(struct qnx4_sb_info)); sb_set_blocksize(s, QNX4_BLOCK_SIZE); diff --git a/fs/sysv/super.c b/fs/sysv/super.c index 876639b93321..350cba5d6803 100644 --- a/fs/sysv/super.c +++ b/fs/sysv/super.c @@ -369,10 +369,9 @@ static int sysv_fill_super(struct super_block *sb, void *data, int silent) if (64 != sizeof (struct sysv_inode)) panic("sysv fs: bad inode size"); - sbi = kmalloc(sizeof(struct sysv_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct sysv_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; - memset(sbi, 0, sizeof(struct sysv_sb_info)); sbi->s_sb = sb; sbi->s_block_base = 0; @@ -453,10 +452,9 @@ static int v7_fill_super(struct super_block *sb, void *data, int silent) if (64 != sizeof (struct sysv_inode)) panic("sysv fs: bad i-node size"); - sbi = kmalloc(sizeof(struct sysv_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct sysv_sb_info), GFP_KERNEL); if (!sbi) return -ENOMEM; - memset(sbi, 0, sizeof(struct sysv_sb_info)); sbi->s_sb = sb; sbi->s_block_base = 0; diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c index 33323473e3c4..d1d38238ce65 100644 --- a/fs/udf/ialloc.c +++ b/fs/udf/ialloc.c @@ -130,14 +130,12 @@ struct inode * udf_new_inode (struct inode *dir, int mode, int * err) { UDF_I_EFE(inode) = 1; UDF_UPDATE_UDFREV(inode->i_sb, UDF_VERS_USE_EXTENDED_FE); - UDF_I_DATA(inode) = kmalloc(inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry), GFP_KERNEL); - memset(UDF_I_DATA(inode), 0x00, inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry)); + UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct extendedFileEntry), GFP_KERNEL); } else { UDF_I_EFE(inode) = 0; - UDF_I_DATA(inode) = kmalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry), GFP_KERNEL); - memset(UDF_I_DATA(inode), 0x00, inode->i_sb->s_blocksize - sizeof(struct fileEntry)); + UDF_I_DATA(inode) = kzalloc(inode->i_sb->s_blocksize - sizeof(struct fileEntry), GFP_KERNEL); } if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_USE_AD_IN_ICB)) UDF_I_ALLOCTYPE(inode) = ICBTAG_FLAG_AD_IN_ICB; diff --git a/fs/ufs/super.c b/fs/ufs/super.c index 992ee0b87cc3..ef910e784034 100644 --- a/fs/ufs/super.c +++ b/fs/ufs/super.c @@ -611,11 +611,10 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent) UFSD("ENTER\n"); - sbi = kmalloc(sizeof(struct ufs_sb_info), GFP_KERNEL); + sbi = kzalloc(sizeof(struct ufs_sb_info), GFP_KERNEL); if (!sbi) goto failed_nomem; sb->s_fs_info = sbi; - memset(sbi, 0, sizeof(struct ufs_sb_info)); UFSD("flag %u\n", (int)(sb->s_flags & MS_RDONLY)); -- 2.30.2