From: Li Qiong <liqiong@nfschina.com>
To: Varka Bhadram <varkabhadram@gmail.com>,
Alexander Aring <alex.aring@gmail.com>,
Stefan Schmidt <stefan@datenfreihafen.org>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: linux-wpan@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, Yu Zhe <yuzhe@nfschina.com>,
Li Qiong <liqiong@nfschina.com>
Subject: [PATCH] ieee802154: cc2520: add rc code in cc2520_tx()
Date: Mon, 29 Aug 2022 15:12:59 +0800 [thread overview]
Message-ID: <20220829071259.18330-1-liqiong@nfschina.com> (raw)
The rc code is 0 at the error path "status & CC2520_STATUS_TX_UNDERFLOW".
Assign rc code with '-EINVAL' at this error path to fix it.
Signed-off-by: Li Qiong <liqiong@nfschina.com>
---
drivers/net/ieee802154/cc2520.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index 1e1f40f628a0..c69b87d3837d 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -504,6 +504,7 @@ cc2520_tx(struct ieee802154_hw *hw, struct sk_buff *skb)
goto err_tx;
if (status & CC2520_STATUS_TX_UNDERFLOW) {
+ rc = -EINVAL;
dev_err(&priv->spi->dev, "cc2520 tx underflow exception\n");
goto err_tx;
}
--
2.11.0
next reply other threads:[~2022-08-29 7:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-29 7:12 Li Qiong [this message]
2022-08-29 8:55 ` [PATCH] ieee802154: cc2520: add rc code in cc2520_tx() Stefan Schmidt
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