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-rw-r--r--samples/bpf/xdp_redirect_cpu_user.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/samples/bpf/xdp_redirect_cpu_user.c b/samples/bpf/xdp_redirect_cpu_user.c
index 6e25fba64c72..d84e6949007c 100644
--- a/samples/bpf/xdp_redirect_cpu_user.c
+++ b/samples/bpf/xdp_redirect_cpu_user.c
@@ -325,7 +325,6 @@ int main(int argc, char **argv)
int add_cpu = -1;
int ifindex = -1;
int *cpu, i, opt;
- char *ifname;
__u32 qsize;
int n_cpus;
@@ -393,9 +392,8 @@ int main(int argc, char **argv)
fprintf(stderr, "-d/--dev name too long\n");
goto end_cpu;
}
- ifname = (char *)&ifname_buf;
- safe_strncpy(ifname, optarg, sizeof(ifname));
- ifindex = if_nametoindex(ifname);
+ safe_strncpy(ifname_buf, optarg, strlen(ifname_buf));
+ ifindex = if_nametoindex(ifname_buf);
if (!ifindex)
ifindex = strtoul(optarg, NULL, 0);
if (!ifindex) {