Commit ea7bd56f authored Aug 02, 2017 by Jan Kara Committed by Darrick J. Wong Aug 04, 2017

xfs: Fix leak of discard bio



The bio describing discard operation is allocated by
__blkdev_issue_discard() which returns us a reference to it. That
reference is never released and thus we leak this bio. Drop the bio
reference once it completes in xlog_discard_endio().

CC: stable@vger.kernel.org
Fixes: 4560e78f
Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

parent 5b094d6d

fs/xfs/xfs_log_cil.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -539,6 +539,7 @@ xlog_discard_endio(

		INIT_WORK(&ctx->discard_endio_work, xlog_discard_endio_work);
		queue_work(xfs_discard_wq, &ctx->discard_endio_work);
		bio_put(bio);
		}

		static void

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