fix system_if_check

diff --git a/system-linux.c b/system-linux.c
index 1598170..3ac5588 100644 (file)
--- a/system-linux.c
+++ b/system-linux.c
@@ -603,7 +603,7 @@ int system_if_down(struct device *dev)
 
 int system_if_check(struct device *dev)
 {
-       device_set_present(dev, (system_if_resolve(dev) >= 0));
+       device_set_present(dev, (system_if_resolve(dev) > 0));
        return 0;
 }