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authorSteve Wise <swise@opengridcomputing.com>2018-06-21 16:43:21 +0200
committerJason Gunthorpe <jgg@mellanox.com>2018-06-25 23:27:51 +0200
commit7b72717a20bba8bdd01b14c0460be7d15061cd6b (patch)
tree98ce3e993f8f142d4263c4149da31a39d4f9a569 /drivers/infiniband/hw/cxgb4
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff)
downloadlinux-7b72717a20bba8bdd01b14c0460be7d15061cd6b.tar.xz
linux-7b72717a20bba8bdd01b14c0460be7d15061cd6b.zip
iw_cxgb4: correctly enforce the max reg_mr depth
The code was mistakenly using the length of the page array memory instead of the depth of the page array. This would cause MR creation to fail in some cases. Fixes: 8376b86de7d3 ("iw_cxgb4: Support the new memory registration API") Cc: stable@vger.kernel.org Signed-off-by: Steve Wise <swise@opengridcomputing.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/cxgb4')
-rw-r--r--drivers/infiniband/hw/cxgb4/mem.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/cxgb4/mem.c b/drivers/infiniband/hw/cxgb4/mem.c
index 1445918e3239..7b76e6f81aeb 100644
--- a/drivers/infiniband/hw/cxgb4/mem.c
+++ b/drivers/infiniband/hw/cxgb4/mem.c
@@ -774,7 +774,7 @@ static int c4iw_set_page(struct ib_mr *ibmr, u64 addr)
{
struct c4iw_mr *mhp = to_c4iw_mr(ibmr);
- if (unlikely(mhp->mpl_len == mhp->max_mpl_len))
+ if (unlikely(mhp->mpl_len == mhp->attr.pbl_size))
return -ENOMEM;
mhp->mpl[mhp->mpl_len++] = addr;