usb segfault correction

libusb_release_interface() crashes when dev->devh is NULL might be related to ihewitt#8
jerome-labidurie · Jun 24, 2015 · 6c54880 · 6c54880
1 parent 6f8139e
commit 6c54880
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/poolmate.c b/src/poolmate.c
@@ -406,7 +406,10 @@ int poolmate_cleanup()
     c->img_transfer=0;
     c->irq_transfer=0;
 
-    int errCode = libusb_release_interface(c->devh, 0);
+    int errCode = 0;
+    if (c->devh) {
+        errCode = libusb_release_interface(c->devh, 0);
+    }
     if  (errCode)
     {
         return -1;