treewide: correctly apply IFNAMSIZ limit

[project/netifd.git] / system-linux.c

diff --git a/system-linux.c b/system-linux.c
index 0f13a99f135b607ae1c718ba54f3e479e6741dfc..9fe869fd8d151d6df19bf725a9e616bde4276dcf 100644 (file)
--- a/system-linux.c
+++ b/system-linux.c
@@ -1030,7 +1030,7 @@ int system_bonding_set_port(struct device *dev, struct device *port, bool add, b
 {
        const char *port_name = port->ifname;
        const char op_ch = add ? '+' : '-';
-       char buf[IFNAMSIZ + 2];
+       char buf[IFNAMSIZ + 1];
 
        snprintf(buf, sizeof(buf), "%c%s", op_ch, port_name);
        system_if_down(port);