Update tuntap_linux.c

fix [sh] overflow in OpenWRT
meyerd · Aug 8, 2018 · 833a58b · 833a58b
1 parent fa69c70
commit 833a58b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/n2n_v2/tuntap_linux.c b/n2n_v2/tuntap_linux.c
@@ -147,7 +147,7 @@ void tuntap_get_address(struct tuntap_dev *tuntap)
     snprintf( buf, sizeof(buf), "/sbin/ifconfig %s | /bin/sed -e '/inet addr:/!d' -e 's/^.*inet addr://' -e 's/ .*$//'",
               tuntap->dev_name );
     fp=popen(buf, "r");
-    if (fp )
+    if (fp)
     {
         memset(buf,0,N2N_LINUX_SYSTEMCMD_SIZE); /* make sure buf is NULL terminated. */
         fread(buf, 1, 15, fp);