Commit 51216778 authored Dec 14, 2015 by Mike Snitzer

dm space map metadata: remove unused variable in brb_pop()



Remove the unused struct block_op pointer that was inadvertantly
introduced, via cut-and-paste of previous brb_op() code, as part of
commit 50dd842a.

(Cc'ing stable@ because commit 50dd842a did)

Fixes: 50dd842a ("dm space map metadata: fix ref counting bug when bootstrapping a new space map")
Reported-by: David Binderman <dcb314@hotmail.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org

parent 0cc37c2d

drivers/md/persistent-data/dm-space-map-metadata.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -152,12 +152,9 @@ static int brb_peek(struct bop_ring_buffer brb, struct block_op result)

		static int brb_pop(struct bop_ring_buffer *brb)
		{
		struct block_op *bop;

		if (brb_empty(brb))
		return -ENODATA;

		bop = brb->bops + brb->begin;
		brb->begin = brb_next(brb, brb->begin);

		return 0;