* [PATCH] dm bufio: fix missed destroy of mutex c->lock
@ 2018-01-04 14:31 Xiongwei Song
0 siblings, 0 replies; only message in thread
From: Xiongwei Song @ 2018-01-04 14:31 UTC (permalink / raw)
To: agk, snitzer, dm-devel; +Cc: linux-kernel
The mutex c->lock is initialized in dm_bufio_client_create, however,
it is not destroyed before free the structure of dm_bufio_client in
dm_bufio_client_destroy.
Signed-off-by: Xiongwei Song <sxwjean@gmail.com>
---
drivers/md/dm-bufio.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index c546b567f3b5..53c0d5d2039a 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1811,6 +1811,7 @@ void dm_bufio_client_destroy(struct dm_bufio_client *c)
BUG_ON(c->n_buffers[i]);
dm_io_client_destroy(c->dm_io);
+ mutex_destroy(&c->lock);
kfree(c);
}
EXPORT_SYMBOL_GPL(dm_bufio_client_destroy);
--
2.15.1
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2018-01-04 14:31 [PATCH] dm bufio: fix missed destroy of mutex c->lock Xiongwei Song
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