6.6-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter dan.carpenter@linaro.org
[ Upstream commit 885bebac9909994050bbbeed0829c727e42bd1b7 ]
Set the error code if "transferred != sizeof(cmd)" instead of returning success.
Fixes: dbafc28955fa ("NFC: pn533: don't send USB data off of the stack") Signed-off-by: Dan Carpenter dan.carpenter@linaro.org Link: https://patch.msgid.link/aTfIJ9tZPmeUF4W1@stanley.mountain Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/nfc/pn533/usb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c index a187f0e0b0f7d..9e079be43583e 100644 --- a/drivers/nfc/pn533/usb.c +++ b/drivers/nfc/pn533/usb.c @@ -407,7 +407,7 @@ 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);