[PATCH] RDMA/rtrs: Use strscpy() to cache the HCA name

[Serhat Kumral <serhatkumral1@gmail.com>]

As the comment states, the HCA name is cached for sysfs. Use
strscpy() to copy it directly without unnecessary formatting and
avoid interpreting format specifiers in the name.

Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality")
Signed-off-by: Serhat Kumral <serhatkumral1@gmail.com>
---
found by smatch:
- drivers/infiniband/ulp/rtrs/rtrs-clt.c:1906 rtrs_rdma_conn_established() warn: call of 'scnprintf' with non-constant format argument

 drivers/infiniband/ulp/rtrs/rtrs-clt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 927e3f30483c..c85e22f670ba 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1918,8 +1918,8 @@ static int rtrs_rdma_conn_established(struct rtrs_clt_con *con,
 		 * Cache the hca_port and hca_name for sysfs
 		 */
 		clt_path->hca_port = con->c.cm_id->port_num;
-		scnprintf(clt_path->hca_name, sizeof(clt_path->hca_name),
-			  clt_path->s.dev->ib_dev->name);
+		strscpy(clt_path->hca_name, clt_path->s.dev->ib_dev->name,
+			sizeof(clt_path->hca_name));
 		clt_path->s.src_addr = con->c.cm_id->route.addr.src_addr;
 		/* set for_new_clt, to allow future reconnect on any path */
 		clt_path->for_new_clt = 1;
-- 
2.53.0