[PATCH] st/cw1200: cleanup the code a bit

[Bernard Zhao <bernard@xxxxxxxx>]

Delete if NULL check before dev_kfree_skb call.
This change is to cleanup the code a bit.

Signed-off-by: Bernard Zhao <bernard@xxxxxxxx>
---
 drivers/net/wireless/st/cw1200/bh.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/st/cw1200/bh.c b/drivers/net/wireless/st/cw1200/bh.c
index 10e019cddcc6..3b4ded2ac801 100644
--- a/drivers/net/wireless/st/cw1200/bh.c
+++ b/drivers/net/wireless/st/cw1200/bh.c
@@ -327,18 +327,12 @@ static int cw1200_bh_rx_helper(struct cw1200_common *priv,
 	if (WARN_ON(wsm_handle_rx(priv, wsm_id, wsm, &skb_rx)))
 		goto err;
 
-	if (skb_rx) {
-		dev_kfree_skb(skb_rx);
-		skb_rx = NULL;
-	}
+	dev_kfree_skb(skb_rx);
 
 	return 0;
 
 err:
-	if (skb_rx) {
-		dev_kfree_skb(skb_rx);
-		skb_rx = NULL;
-	}
+	dev_kfree_skb(skb_rx);
 	return -1;
 }
 
-- 
2.33.1