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nfc: pn533: Fix error code in pn533_acr122_poweron_rdr()

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[ Upstream commit 885bebac9909994050bbbeed0829c727e42bd1b7 ]

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

Fixes: dbafc28955 ("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>
This commit is contained in:
Dan Carpenter
2025-12-09 09:56:39 +03:00
committed by Greg Kroah-Hartman
parent 2f125ebe47
commit 8bc10b03e7
1 changed files with 1 additions and 1 deletions
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2
drivers/nfc/pn533/usb.c
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@@ -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);