[v3] net/af_xdp: use rte_strscpy instead of strncpy

Message ID 20201007093535.29828-1-ciara.loftus@intel.com (mailing list archive)
State Superseded, archived
Headers
Series [v3] net/af_xdp: use rte_strscpy instead of strncpy |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation success Compilation OK
ci/travis-robot success Travis build: passed

Commit Message

Loftus, Ciara Oct. 7, 2020, 9:35 a.m. UTC
  strncpy may leave the destination buffer not NULL terminated so use
rte_strscpy instead.

Coverity issue: 362975
Fixes: 339b88c6a91f ("net/af_xdp: support multi-queue")
Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
---
v3:
* use rte_strscpy instead of strlcpy

v2:
* use strlcpy instead of snprintf

 drivers/net/af_xdp/rte_eth_af_xdp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
  

Patch

diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c
index eaf2c9c873..ac00cbab8e 100644
--- a/drivers/net/af_xdp/rte_eth_af_xdp.c
+++ b/drivers/net/af_xdp/rte_eth_af_xdp.c
@@ -1362,7 +1362,7 @@  xdp_get_channels_info(const char *if_name, int *max_queues,
 
 	channels.cmd = ETHTOOL_GCHANNELS;
 	ifr.ifr_data = (void *)&channels;
-	strncpy(ifr.ifr_name, if_name, IFNAMSIZ);
+	strlcpy(ifr.ifr_name, if_name, IFNAMSIZ);
 	ret = ioctl(fd, SIOCETHTOOL, &ifr);
 	if (ret) {
 		if (errno == EOPNOTSUPP) {