summaryrefslogtreecommitdiff
path: root/tools/lib/bpf/xsk.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/lib/bpf/xsk.c')
-rw-r--r--tools/lib/bpf/xsk.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c
index b33740221b7e..5007b5d4fd2c 100644
--- a/tools/lib/bpf/xsk.c
+++ b/tools/lib/bpf/xsk.c
@@ -517,7 +517,8 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname,
err = -errno;
goto out_socket;
}
- strncpy(xsk->ifname, ifname, IFNAMSIZ);
+ strncpy(xsk->ifname, ifname, IFNAMSIZ - 1);
+ xsk->ifname[IFNAMSIZ - 1] = '\0';
err = xsk_set_xdp_socket_config(&xsk->config, usr_config);
if (err)