netdev - [PATCH] NFC: nfcmrvl: add unanchor after anchor

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Date:   Thu,  4 Nov 2021 08:55:41 +0000
From:   Jiasheng Jiang <jiasheng@...as.ac.cn>
To:     krzysztof.kozlowski@...onical.com, yashsri421@...il.com,
        davem@...emloft.net, rdunlap@...radead.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jiasheng Jiang <jiasheng@...as.ac.cn>
Subject: [PATCH] NFC: nfcmrvl: add unanchor after anchor

In the error path, the anchored urb is unanchored.
But in the successful path, the anchored urb is not.
Therefore, it might be better to add unanchor().

Fixes: f26e30c ("NFC: nfcmrvl: Initial commit for Marvell NFC driver")
Signed-off-by: Jiasheng Jiang <jiasheng@...as.ac.cn>
---
 drivers/nfc/nfcmrvl/usb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nfc/nfcmrvl/usb.c b/drivers/nfc/nfcmrvl/usb.c
index bcd563c..f8ae517 100644
--- a/drivers/nfc/nfcmrvl/usb.c
+++ b/drivers/nfc/nfcmrvl/usb.c
@@ -146,9 +146,9 @@ nfcmrvl_submit_bulk_urb(struct nfcmrvl_usb_drv_data *drv_data, gfp_t mem_flags)
 		if (err != -EPERM && err != -ENODEV)
 			nfc_err(&drv_data->udev->dev,
 				"urb %p submission failed (%d)\n", urb, -err);
-		usb_unanchor_urb(urb);
 	}
 
+	usb_unanchor_urb(urb);
 	usb_free_urb(urb);
 
 	return err;
-- 
2.7.4