Fix config parsing

diff --git a/src/config.c b/src/config.c
index 07dad1f..9228a37 100644 (file)
--- a/src/config.c
+++ b/src/config.c
@@ -344,21 +344,34 @@ int config_parse_interface(struct blob_attr *b, const char *name, bool overwrite
                }
        }
 
-       if ((c = tb[IFACE_ATTR_RA]))
-               if ((iface->ra = parse_mode(blobmsg_get_string(c))) < 0)
+       int mode;
+       if ((c = tb[IFACE_ATTR_RA])) {
+               if ((mode = parse_mode(blobmsg_get_string(c))) >= 0)
+                       iface->ra = mode;
+               else
                        goto err;
+       }
 
-       if ((c = tb[IFACE_ATTR_DHCPV4]))
-               if ((iface->dhcpv4 = parse_mode(blobmsg_get_string(c))) < 0)
+       if ((c = tb[IFACE_ATTR_DHCPV4])) {
+               if ((mode = parse_mode(blobmsg_get_string(c))) >= 0)
+                       iface->dhcpv4 = mode;
+               else
                        goto err;
+       }
 
-       if ((c = tb[IFACE_ATTR_DHCPV6]))
-               if ((iface->dhcpv6 = parse_mode(blobmsg_get_string(c))) < 0)
+       if ((c = tb[IFACE_ATTR_DHCPV6])) {
+               if ((mode = parse_mode(blobmsg_get_string(c))) >= 0)
+                       iface->dhcpv6 = mode;
+               else
                        goto err;
+       }
 
-       if ((c = tb[IFACE_ATTR_NDP]))
-               if ((iface->ndp = parse_mode(blobmsg_get_string(c))) < 0)
+       if ((c = tb[IFACE_ATTR_NDP])) {
+               if ((mode = parse_mode(blobmsg_get_string(c))) >= 0)
+                       iface->ndp = mode;
+               else
                        goto err;
+       }
 
        if ((c = tb[IFACE_ATTR_DNS])) {
                struct blob_attr *cur;