Re: [PATCH 01/10] usb: gadget: atmel_usba_udc: Remove unneeded condition

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Hello.

On 04-06-2012 14:35, Ido Shayevitz wrote:

The removed condition is always true, since the endpoint descriptor is
set

Set to what, NULL? I see that it's set after this check. If it was set to non-NULL prior to enabling the endpoint, this wouldn't have allowed to enable it, forcing early return.

prior to calling the enable endpoint.

Signed-off-by: Ido Shayevitz<idos@xxxxxxxxxxxxxx>
---
  drivers/usb/gadget/atmel_usba_udc.c |    6 ------
  1 files changed, 0 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
index e23bf79..9a9bced 100644
--- a/drivers/usb/gadget/atmel_usba_udc.c
+++ b/drivers/usb/gadget/atmel_usba_udc.c
@@ -599,12 +599,6 @@ usba_ep_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)

  	spin_lock_irqsave(&ep->udc->lock, flags);

-	if (ep->ep.desc) {
-		spin_unlock_irqrestore(&ep->udc->lock, flags);
-		DBG(DBG_ERR, "ep%d already enabled\n", ep->index);
-		return -EBUSY;
-	}
-
  	ep->ep.desc = desc;
  	ep->ep.maxpacket = maxpacket;


WBR, Sergei
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