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composite: return ok when host send a duplicate setconfig message

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Signed-off-by: zhangyuan21 <zhangyuan21@xiaomi.com>
This commit is contained in:
zhangyuan21
2023-08-04 14:19:57 +08:00
committed by archer
parent fe6b0619f9
commit f52f04e131
1 changed files with 9 additions and 1 deletions
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drivers/usbdev/composite.c
+9 -1
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@@ -579,10 +579,18 @@ static int composite_setup(FAR struct usbdevclass_driver_s *driver,
case USB_REQ_SETCONFIGURATION: case USB_REQ_SETCONFIGURATION:
{ {
if (ctrl->type == 0 && value != priv->config) if (ctrl->type == 0)
{ {
int i; int i;
if (priv->config == value)
{
/* Already configured -- Do nothing */
ret = OK;
break;
}
/* Save the configuration and inform the constituent /* Save the configuration and inform the constituent
* classes * classes
*/ */