[package] fix nvram_get checking on non-WGT634U (#4975)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15319 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/switch/src/switch-robo.c b/package/switch/src/switch-robo.c
index 46abc94..21343ed 100644 (file)
--- a/package/switch/src/switch-robo.c
+++ b/package/switch/src/switch-robo.c
@@ -70,6 +70,7 @@
 
 
 extern char *nvram_get(const char *name);
+#define getvar(str) (nvram_get(str)?:"")
 
 /* Data structure for a Roboswitch device. */
 struct robo_switch {
@@ -275,7 +276,7 @@ static int robo_switch_enable(void)
        }
 
        /* WAN port LED, except for Netgear WGT634U */
-       if (strcmp(nvram_get("nvram_type"), "cfe"))
+       if (strcmp(getvar("nvram_type"), "cfe") != 0)
                robo_write16(ROBO_CTRL_PAGE, 0x16, 0x1F);
 
        return 0;