ext2: remove useless call to brelse() in ext2_free_inode()

This patch removes a useless call to brelse(bitmap_bh) since at that
point bitmap_bh is NULL and slightly cleans up bitmap_bh handling.

Signed-off-by: Francis Moreau <francis.moro@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>

1 files changed, 4 insertions, 5 deletions

diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index ad7d572ee8dc..f0c5286f9342 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -106,7 +106,7 @@ void ext2_free_inode (struct inode * inode)
         struct super_block * sb = inode->i_sb;
         int is_directory;
         unsigned long ino;
-        struct buffer_head *bitmap_bh = NULL;
+        struct buffer_head *bitmap_bh;
         unsigned long block_group;
         unsigned long bit;
         struct ext2_super_block * es;
@@ -135,14 +135,13 @@ void ext2_free_inode (struct inode * inode)
             ino > le32_to_cpu(es->s_inodes_count)) {
                 ext2_error (sb, "ext2_free_inode",
                             "reserved or nonexistent inode %lu", ino);
-                goto error_return;
+                return;
         }
         block_group = (ino - 1) / EXT2_INODES_PER_GROUP(sb);
         bit = (ino - 1) % EXT2_INODES_PER_GROUP(sb);
-        brelse(bitmap_bh);
         bitmap_bh = read_inode_bitmap(sb, block_group);
         if (!bitmap_bh)
-                goto error_return;
+                return;
 
         /* Ok, now we can actually update the inode bitmaps.. */
         if (!ext2_clear_bit_atomic(sb_bgl_lock(EXT2_SB(sb), block_group),
@@ -154,7 +153,7 @@ void ext2_free_inode (struct inode * inode)
         mark_buffer_dirty(bitmap_bh);
         if (sb->s_flags & MS_SYNCHRONOUS)
                 sync_dirty_buffer(bitmap_bh);
-error_return:
+
         brelse(bitmap_bh);
 }