better check for NULL on access

diff --git a/usb-driver.c b/usb-driver.c
index 18d6331189750b06a127344f446b04b90601c6ad..be3b94ffaded07ff9285328551126c1ea58c98f9 100644 (file)
--- a/usb-driver.c
+++ b/usb-driver.c
@@ -891,10 +891,7 @@ int access(const char *pathname, int mode) {
        if (!func)
                func = (int (*) (const char*, int)) dlsym(RTLD_NEXT, "access");
 
-       if (!pathname)
-               return -1;
-       
-       if (!strcmp(pathname, "/dev/windrvr6")) {
+       if (pathname && !strcmp(pathname, "/dev/windrvr6")) {
                return 0;
        } else {
                return (*func)(pathname, mode);