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Date: Tue, 2 Feb 2016 10:13:34 -0800 From: Kamal Mostafa <kamal@...onical.com> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com Cc: Mike Snitzer <snitzer@...hat.com>, Kamal Mostafa <kamal@...onical.com> Subject: [PATCH 3.13.y-ckt 019/136] dm space map metadata: remove unused variable in brb_pop() 3.13.11-ckt34 -stable review patch. If anyone has any objections, please let me know. ---8<------------------------------------------------------------ From: Mike Snitzer <snitzer@...hat.com> commit 512167788a6fe9481a33a3cce5f80b684631a1bb upstream. Remove the unused struct block_op pointer that was inadvertantly introduced, via cut-and-paste of previous brb_op() code, as part of commit 50dd842ad. (Cc'ing stable@ because commit 50dd842ad did) Fixes: 50dd842ad ("dm space map metadata: fix ref counting bug when bootstrapping a new space map") Reported-by: David Binderman <dcb314@...mail.com> Signed-off-by: Mike Snitzer <snitzer@...hat.com> Signed-off-by: Kamal Mostafa <kamal@...onical.com> --- drivers/md/persistent-data/dm-space-map-metadata.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/md/persistent-data/dm-space-map-metadata.c b/drivers/md/persistent-data/dm-space-map-metadata.c index 6b6efa7..9ecf56e 100644 --- a/drivers/md/persistent-data/dm-space-map-metadata.c +++ b/drivers/md/persistent-data/dm-space-map-metadata.c @@ -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; -- 1.9.1
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