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authorBart Van Assche <bart.vanassche@sandisk.com>2015-12-29 12:45:03 +0300
committerDoug Ledford <dledford@redhat.com>2016-01-19 23:25:45 +0300
commitb6aeb980f1e143f3237365710290b199e9363eeb (patch)
tree15a5dd3c6b14b56d7cf321be289e7d7827cba764
parentc876a1b7dd6da5dd2d54990fa2772cbfe3779726 (diff)
downloadlinux-b6aeb980f1e143f3237365710290b199e9363eeb.tar.xz
IB/core: Remove set-but-not-used variable from ib_sg_to_pages()
Detected this by building the IB core with W=1. See also patch "IB core: Fix ib_sg_to_pages()" (commit 8f5ba10ed40a). Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com> Cc: Sagi Grimberg <sagig@mellanox.com> Cc: Christoph Hellwig <hch@lst.de> Reviewed-by: Leon Romanovsky <leon.romanovsky@mellanox.com> Acked-by: Sagi Grimberg <sagig@mellanox.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Doug Ledford <dledford@redhat.com>
-rw-r--r--drivers/infiniband/core/verbs.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 072b94df870a..95fcceae762c 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -1611,7 +1611,7 @@ int ib_sg_to_pages(struct ib_mr *mr,
int (*set_page)(struct ib_mr *, u64))
{
struct scatterlist *sg;
- u64 last_end_dma_addr = 0, last_page_addr = 0;
+ u64 last_end_dma_addr = 0;
unsigned int last_page_off = 0;
u64 page_mask = ~((u64)mr->page_size - 1);
int i, ret;
@@ -1653,7 +1653,6 @@ next_page:
mr->length += dma_len;
last_end_dma_addr = end_dma_addr;
- last_page_addr = end_dma_addr & page_mask;
last_page_off = end_dma_addr & ~page_mask;
}