fix wprobe-export

[openwrt.git] / package / wprobe / src / user / wprobe-lib.c

diff --git a/package/wprobe/src/user/wprobe-lib.c b/package/wprobe/src/user/wprobe-lib.c
index a3b0fb5..a1a52f2 100644 (file)
--- a/package/wprobe/src/user/wprobe-lib.c
+++ b/package/wprobe/src/user/wprobe-lib.c
@@ -795,7 +795,8 @@ wprobe_get_auto(const char *arg, char **err)
                free(devstr);
                return wprobe_get_dev(arg);
 #else
-               *err = "Invalid argument";
+               if (err)
+                       *err = "Invalid argument";
                goto out;
 #endif
        }