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authorJeff Garzik <jeff@garzik.org>2007-07-17 01:08:29 -0400
committerJeff Garzik <jeff@garzik.org>2007-07-17 16:18:00 -0400
commitae97fec3701a559929c3529e35417fab133a4d39 (patch)
tree3eddac64147a077f5f312e24ddc801b074ac2285
parentcad1b9da74f14c5f15b63ffc93c53debe09b3781 (diff)
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>
-rw-r--r--drivers/usb/misc/auerswald.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 1fd5fc220cd7..3e22b2ff9e74 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -630,7 +630,7 @@ static int auerchain_start_wait_urb (pauerchain_t acp, struct urb *urb, int time
} else
status = urb->status;
- if (actual_length)
+ if (status >= 0)
*actual_length = urb->actual_length;
return status;