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can: Delete unnecessary checks before the macro call “dev_kfree_skb” 

The dev_kfree_skb() function performs also input parameter validation.
Thus the test around the shown calls is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Sean Nyekjaer <sean@geanix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Markus Elfring 2019-08-21 21:16:15 +02:00 committed by David S. Miller
parent 0f817a5eb9
commit 038dab7efc
2 changed files with 2 additions and 4 deletions
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3
drivers/net/can/spi/hi311x.c
View File

@ -177,8 +177,7 @@ static void hi3110_clean(struct net_device *net)
if (priv->tx_skb || priv->tx_len)
net->stats.tx_errors++;
if (priv->tx_skb)
dev_kfree_skb(priv->tx_skb);
dev_kfree_skb(priv->tx_skb);
if (priv->tx_len)
can_free_echo_skb(priv->net, 0);
priv->tx_skb = NULL;

3
drivers/net/can/spi/mcp251x.c
View File

@ -264,8 +264,7 @@ static void mcp251x_clean(struct net_device *net)
if (priv->tx_skb || priv->tx_len)
net->stats.tx_errors++;
if (priv->tx_skb)
dev_kfree_skb(priv->tx_skb);
dev_kfree_skb(priv->tx_skb);
if (priv->tx_len)
can_free_echo_skb(priv->net, 0);
priv->tx_skb = NULL;