udf: merge bh free

Merge all bh free at one place.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Jan Kara <jack@suse.cz>

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 8d8eda8379caa05720daf418ea6e3c9f2356c500..582d6b2f0d5f0befd296277e1ec22d788d1bcd55 100644 (file)
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -745,11 +745,8 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
                                 ~(inode->i_sb->s_blocksize - 1));
                        udf_write_aext(inode, &cur_epos, &eloc, elen, 1);
                }
-               brelse(prev_epos.bh);
-               brelse(cur_epos.bh);
-               brelse(next_epos.bh);
                newblock = udf_get_lb_pblock(inode->i_sb, &eloc, offset);
-               return newblock;
+               goto out_free;
        }
 
        /* Are we beyond EOF? */
@@ -772,11 +769,9 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
                /* Create extents for the hole between EOF and offset */
                ret = udf_do_extend_file(inode, &prev_epos, laarr, offset);
                if (ret < 0) {
-                       brelse(prev_epos.bh);
-                       brelse(cur_epos.bh);
-                       brelse(next_epos.bh);
                        *err = ret;
-                       return 0;
+                       newblock = 0;
+                       goto out_free;
                }
                c = 0;
                offset = 0;
@@ -839,11 +834,9 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
                                iinfo->i_location.partitionReferenceNum,
                                goal, err);
                if (!newblocknum) {
-                       brelse(prev_epos.bh);
-                       brelse(cur_epos.bh);
-                       brelse(next_epos.bh);
                        *err = -ENOSPC;
-                       return 0;
+                       newblock = 0;
+                       goto out_free;
                }
                if (isBeyondEOF)
                        iinfo->i_lenExtents += inode->i_sb->s_blocksize;
@@ -870,15 +863,11 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
         * the new number of extents is less than the old number */
        udf_update_extents(inode, laarr, startnum, endnum, &prev_epos);
 
-       brelse(prev_epos.bh);
-       brelse(cur_epos.bh);
-       brelse(next_epos.bh);
-
        newblock = udf_get_pblock(inode->i_sb, newblocknum,
                                iinfo->i_location.partitionReferenceNum, 0);
        if (!newblock) {
                *err = -EIO;
-               return 0;
+               goto out_free;
        }
        *new = 1;
        iinfo->i_next_alloc_block = block;
@@ -889,7 +878,10 @@ static sector_t inode_getblk(struct inode *inode, sector_t block,
                udf_sync_inode(inode);
        else
                mark_inode_dirty(inode);
-
+out_free:
+       brelse(prev_epos.bh);
+       brelse(cur_epos.bh);
+       brelse(next_epos.bh);
        return newblock;
 }