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Subject[PATCH 4.9 095/138] RDS: RDMA: fix the ib_map_mr_sg_zbva() argument
Date
4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Santosh Shilimkar <santosh.shilimkar@oracle.com>


[ Upstream commit 3e56c2f856d7aba6a03feea834d68f9c05f7d0b6 ]

Fixes warning: Using plain integer as NULL pointer

Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
net/rds/ib_frmr.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

--- a/net/rds/ib_frmr.c
+++ b/net/rds/ib_frmr.c
@@ -104,14 +104,15 @@ static int rds_ib_post_reg_frmr(struct r
struct rds_ib_frmr *frmr = &ibmr->u.frmr;
struct ib_send_wr *failed_wr;
struct ib_reg_wr reg_wr;
- int ret;
+ int ret, off = 0;

while (atomic_dec_return(&ibmr->ic->i_fastreg_wrs) <= 0) {
atomic_inc(&ibmr->ic->i_fastreg_wrs);
cpu_relax();
}

- ret = ib_map_mr_sg_zbva(frmr->mr, ibmr->sg, ibmr->sg_len, 0, PAGE_SIZE);
+ ret = ib_map_mr_sg_zbva(frmr->mr, ibmr->sg, ibmr->sg_len,
+ &off, PAGE_SIZE);
if (unlikely(ret != ibmr->sg_len))
return ret < 0 ? ret : -EINVAL;


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