[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <1623231595-33851-4-git-send-email-huangguangbin2@huawei.com>
Date: Wed, 9 Jun 2021 17:39:49 +0800
From: Guangbin Huang <huangguangbin2@...wei.com>
To: <davem@...emloft.net>, <kuba@...nel.org>, <xie.he.0141@...il.com>,
<ms@....tdt.de>, <willemb@...gle.com>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<lipeng321@...wei.com>, <huangguangbin2@...wei.com>
Subject: [PATCH net-next 3/9] net: lapbether: move out assignment in if condition
From: Peng Li <lipeng321@...wei.com>
Should not use assignment in if condition.
Signed-off-by: Peng Li <lipeng321@...wei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@...wei.com>
---
drivers/net/wan/lapbether.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index b6aef7b..e5ae043 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -116,7 +116,8 @@ static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
if (dev_net(dev) != &init_net)
goto drop;
- if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL)
+ skb = skb_share_check(skb, GFP_ATOMIC);
+ if (!skb)
return NET_RX_DROP;
if (!pskb_may_pull(skb, 2))
@@ -137,7 +138,8 @@ static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packe
skb_pull(skb, 2); /* Remove the length bytes */
skb_trim(skb, len); /* Set the length of the data */
- if ((err = lapb_data_received(lapbeth->axdev, skb)) != LAPB_OK) {
+ err = lapb_data_received(lapbeth->axdev, skb);
+ if (err != LAPB_OK) {
printk(KERN_DEBUG "lapbether: lapb_data_received err - %d\n", err);
goto drop_unlock;
}
@@ -219,7 +221,8 @@ static netdev_tx_t lapbeth_xmit(struct sk_buff *skb,
skb_pull(skb, 1);
- if ((err = lapb_data_request(dev, skb)) != LAPB_OK) {
+ err = lapb_data_request(dev, skb);
+ if (err != LAPB_OK) {
pr_err("lapb_data_request error - %d\n", err);
goto drop;
}
@@ -327,7 +330,8 @@ static int lapbeth_open(struct net_device *dev)
napi_enable(&lapbeth->napi);
- if ((err = lapb_register(dev, &lapbeth_callbacks)) != LAPB_OK) {
+ err = lapb_register(dev, &lapbeth_callbacks);
+ if (err != LAPB_OK) {
pr_err("lapb_register error: %d\n", err);
return -ENODEV;
}
@@ -348,7 +352,8 @@ static int lapbeth_close(struct net_device *dev)
lapbeth->up = false;
spin_unlock_bh(&lapbeth->up_lock);
- if ((err = lapb_unregister(dev)) != LAPB_OK)
+ err = lapb_unregister(dev);
+ if (err != LAPB_OK)
pr_err("lapb_unregister error: %d\n", err);
napi_disable(&lapbeth->napi);
--
2.8.1
Powered by blists - more mailing lists