drivers/usb/misc/auerswald: fix status check, remove redundant check
1) We should only set 'actual_length' output variable if usb length is
known to be good.
2) No need to check actual_length for NULL. The only caller always
passes non-NULL value.
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 1fd5fc2..3e22b2f 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -630,7 +630,7 @@
} else
status = urb->status;
- if (actual_length)
+ if (status >= 0)
*actual_length = urb->actual_length;
return status;