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Diffstat (limited to 'src/vnet/devices/virtio/tap.c')
-rw-r--r--src/vnet/devices/virtio/tap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/vnet/devices/virtio/tap.c b/src/vnet/devices/virtio/tap.c
index f6db2c90616..34339c95737 100644
--- a/src/vnet/devices/virtio/tap.c
+++ b/src/vnet/devices/virtio/tap.c
@@ -109,7 +109,7 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
}
ifr.ifr_flags = IFF_TAP | IFF_NO_PI | IFF_ONE_QUEUE | IFF_VNET_HDR;
- strncpy (ifr.ifr_ifrn.ifrn_name, (char *) args->name, IF_NAMESIZE);
+ strncpy (ifr.ifr_ifrn.ifrn_name, (char *) args->name, IF_NAMESIZE - 1);
_IOCTL (vif->tap_fd, TUNSETIFF, (void *) &ifr);
vif->ifindex = if_nametoindex ((char *) args->name);