Commit f7b6459e authored Nov 03, 2018 by Vasily Averin Committed by Greg Kroah-Hartman Nov 21, 2018

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



commit ea0abbb648452cdb6e1734b702b6330a7448fcf8 upstream.

Fixes: ac27a0ec ("ext4: initial copy of files from ext3")
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@kernel.org # 2.6.19
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent ebbc6fce

fs/ext4/resize.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -1124,8 +1124,10 @@ 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)