Commit 885bebac authored by Dan Carpenter's avatar Dan Carpenter Committed by Jakub Kicinski
Browse files

nfc: pn533: Fix error code in pn533_acr122_poweron_rdr() 



Set the error code if "transferred != sizeof(cmd)" instead of
returning success.

Fixes: dbafc289 ("NFC: pn533: don't send USB data off of the stack")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@linaro.org>
Link: https://patch.msgid.link/aTfIJ9tZPmeUF4W1@stanley.mountain


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 5914428e

drivers/nfc/pn533/usb.c

+1 −1
Original line number Diff line number Diff line
@@ -406,7 +406,7 @@ static int pn533_acr122_poweron_rdr(struct pn533_usb_phy *phy) 
	if (rc || (transferred != sizeof(cmd))) {

		nfc_err(&phy->udev->dev,

			"Reader power on cmd error %d\n", rc);

		return rc;

		return rc ?: -EINVAL;

	}



	rc =  usb_submit_urb(phy->in_urb, GFP_KERNEL);