linux-kernel - [PATCH] NFC: Add error mapping for Directed Advertising DISCOVERY_TEAR

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Message-Id: <20220429015640.32537-1-tangmeng@uniontech.com>
Date:   Fri, 29 Apr 2022 09:56:40 +0800
From:   Meng Tang <tangmeng@...ontech.com>
To:     krzysztof.kozlowski@...aro.org, davem@...emloft.net,
        kuba@...nel.org, pabeni@...hat.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Meng Tang <tangmeng@...ontech.com>
Subject: [PATCH] NFC: Add error mapping for Directed Advertising DISCOVERY_TEAR_DOWN

When a DISCOVERY_TEAR_DOWN occurs. Since the operation is analogous
to conventional connection creation map this to the usual ENOLINK
error.

Signed-off-by: Meng Tang <tangmeng@...ontech.com>
---
 net/nfc/nci/lib.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/nfc/nci/lib.c b/net/nfc/nci/lib.c
index 473323f8067b..873854c5d180 100644
--- a/net/nfc/nci/lib.c
+++ b/net/nfc/nci/lib.c
@@ -57,6 +57,9 @@ int nci_to_errno(__u8 code)
 	case NCI_STATUS_NFCEE_INTERFACE_ACTIVATION_FAILED:
 		return -ECONNREFUSED;
 
+	case  NCI_STATUS_DISCOVERY_TEAR_DOWN:
+		return -ENOLINK;
+
 	case NCI_STATUS_RF_TRANSMISSION_ERROR:
 	case NCI_STATUS_NFCEE_TRANSMISSION_ERROR:
 		return -ECOMM;
-- 
2.20.1