From: J. Bruce Fields <bfields@redhat.com> Date: Tue, 28 Aug 2012 11:03:24 +0000 (-0400) Subject: namei: minor vfs_unlink cleanup X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=9accbb977ab78234b8f298df5f306ed08d06bedb;p=openwrt%2Fstaging%2Fblogic.git namei: minor vfs_unlink cleanup We'll be using dentry->d_inode in one more place. Acked-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> --- diff --git a/fs/namei.c b/fs/namei.c index 88cec0330bf7..e633a58d4222 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3617,6 +3617,7 @@ SYSCALL_DEFINE1(rmdir, const char __user *, pathname) int vfs_unlink(struct inode *dir, struct dentry *dentry) { + struct inode *target = dentry->d_inode; int error = may_delete(dir, dentry, 0); if (error) @@ -3625,7 +3626,7 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry) if (!dir->i_op->unlink) return -EPERM; - mutex_lock(&dentry->d_inode->i_mutex); + mutex_lock(&target->i_mutex); if (d_mountpoint(dentry)) error = -EBUSY; else { @@ -3636,11 +3637,11 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry) dont_mount(dentry); } } - mutex_unlock(&dentry->d_inode->i_mutex); + mutex_unlock(&target->i_mutex); /* We don't d_delete() NFS sillyrenamed files--they still exist. */ if (!error && !(dentry->d_flags & DCACHE_NFSFS_RENAMED)) { - fsnotify_link_count(dentry->d_inode); + fsnotify_link_count(target); d_delete(dentry); }