ext4: add missing brelse() update_backups()'s error path

Fixes: ac27a0ec112a ("ext4: initial copy of files from ext3")
Signed-off-by: Vasily Averin <[email protected]>
Signed-off-by: Theodore Ts'o <[email protected]>
Cc: [email protected] # 2.6.19

diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 7131f35b62d9a889b6010fbeeb810f18c216340a..3df326ee6d506328ac3379b644c7202f19bd43bf 100644 (file)
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1121,8 +1121,10 @@ static void update_backups(struct super_block *sb, sector_t blk_off, char *data,
                           backup_block, backup_block -
                           ext4_group_first_block_no(sb, group));
                BUFFER_TRACE(bh, "get_write_access");
-               if ((err = ext4_journal_get_write_access(handle, bh)))
+               if ((err = ext4_journal_get_write_access(handle, bh))) {
+                       brelse(bh);
                        break;
+               }
                lock_buffer(bh);
                memcpy(bh->b_data, data, size);
                if (rest)