# \[PATCH net-next 03/13\] driver: atm: remove unnecessary skb NULL check before calling dev\_kfree\_skb\_irq

- From: Govindarajulu Varadarajan \<hidden\>
- Date: 2013-11-02 13:48:26 
- List: netdev
- Page: https://ratatoskr.run/netdev/2013/11/4142805
- Thread: https://ratatoskr.run/linux-wireless/2013/11/4142803/t.md

```text
dev_kfree_skb_irq is protected from NULL. No need to check for NULL while
calling this function.

Signed-off-by: Govindarajulu Varadarajan <redacted>
---
 drivers/atm/eni.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c
index b1955ba..78a4445 100644
--- a/drivers/atm/eni.c
+++ b/drivers/atm/eni.c
@@ -481,7 +481,7 @@ trouble:
 	if (paddr)
 		pci_unmap_single(eni_dev->pci_dev,paddr,skb->len,
 		    PCI_DMA_FROMDEVICE);
-	if (skb) dev_kfree_skb_irq(skb);
+	dev_kfree_skb_irq(skb);
 	return -1;
 }
 
-- 
1.8.4.2
```