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drivers/usb/misc/auerswald: fix status check, remove redundant check

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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>
This commit is contained in:
Jeff Garzik 2007-07-17 01:08:29 -04:00
parent cad1b9da74
commit ae97fec370
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/misc/auerswald.c
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@ -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;