Message ID | 20191021102153.16435-3-yinbo.zhu@nxp.com (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show |
Series | [v1] usb: gadget: Correct NULL pointer checking in fsl gadget | expand |
Context | Check | Description |
---|---|---|
snowpatch_ozlabs/apply_patch | success | Successfully applied on branch next (600802af9049be799465b24d14162918545634bf) |
snowpatch_ozlabs/build-ppc64le | success | Build succeeded |
snowpatch_ozlabs/build-ppc64be | success | Build succeeded |
snowpatch_ozlabs/build-ppc64e | success | Build succeeded |
snowpatch_ozlabs/build-pmac32 | success | Build succeeded |
snowpatch_ozlabs/checkpatch | warning | total: 0 errors, 0 warnings, 1 checks, 13 lines checked |
diff --git a/drivers/usb/gadget/udc/fsl_udc_core.c b/drivers/usb/gadget/udc/fsl_udc_core.c index 381fdff12d4e..980cb1382851 100644 --- a/drivers/usb/gadget/udc/fsl_udc_core.c +++ b/drivers/usb/gadget/udc/fsl_udc_core.c @@ -1052,10 +1052,11 @@ static int fsl_ep_fifo_status(struct usb_ep *_ep) u32 bitmask; struct ep_queue_head *qh; - ep = container_of(_ep, struct fsl_ep, ep); - if (!_ep || (!ep->ep.desc && ep_index(ep) != 0)) + if (!_ep || _ep->desc || !(_ep->desc->bEndpointAddress&0xF)) return -ENODEV; + ep = container_of(_ep, struct fsl_ep, ep); + udc = (struct fsl_udc *)ep->udc; if (!udc->driver || udc->gadget.speed == USB_SPEED_UNKNOWN)