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authorJan Kara <jack@suse.cz>2017-08-02 12:37:16 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2017-08-04 13:43:36 -0700
commitea7bd56fa309d10a41b1041827a63c0746c47554 (patch)
tree9b801f32954a0209ef4fcb7cd7df5300c53838bf
parent5b094d6dac0451ad89b1dc088395c7b399b7e9e8 (diff)
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: 4560e78f40cb55bd2ea8f1ef4001c5baa88531c7 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>
-rw-r--r--fs/xfs/xfs_log_cil.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c
index fbe72b134bef..43aa42a3a5d3 100644
--- a/fs/xfs/xfs_log_cil.c
+++ b/fs/xfs/xfs_log_cil.c
@@ -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