ext4: add missed brelse in update_backups

add missed brelse in update_backups Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com> Reviewed-by: Theodore Ts'o <tytso@mit.edu> Link: https://lore.kernel.org/r/20230826174712.4059355-3-shikemeng@huaweicloud.com Signed-off-by: Theodore Ts'o <tytso@mit.edu> Cc: stable@kernel.org
mariux64 · Oct 6, 2023 · 9adac8b · 9adac8b
1 parent 31f1342
commit 9adac8b
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
@@ -1191,8 +1191,10 @@ static void update_backups(struct super_block *sb, sector_t blk_off, char *data,
 			   ext4_group_first_block_no(sb, group));
 		BUFFER_TRACE(bh, "get_write_access");
 		if ((err = ext4_journal_get_write_access(handle, sb, bh,
-							 EXT4_JTR_NONE)))
+							 EXT4_JTR_NONE))) {
+			brelse(bh);
 			break;
+		}
 		lock_buffer(bh);
 		memcpy(bh->b_data, data, size);
 		if (rest)