mac802154: rx: add error handling after skb_clone

This patch adds error handling after skb_clone and deliver only if
skb_clone was successful.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 6 insertions, 5 deletions

diff --git a/net/mac802154/rx.c b/net/mac802154/rx.c
index 971a8553e9b6..95961cccc253 100644
--- a/net/mac802154/rx.c
+++ b/net/mac802154/rx.c
@@ -240,12 +240,13 @@ ieee802154_monitors_rx(struct ieee802154_local *local, struct sk_buff *skb)
                         continue;
 
                 skb2 = skb_clone(skb, GFP_ATOMIC);
-                skb2->dev = sdata->dev;
+                if (skb2) {
+                        skb2->dev = sdata->dev;
+                        ieee802154_deliver_skb(skb2);
 
-                ieee802154_deliver_skb(skb2);
-
-                sdata->dev->stats.rx_packets++;
-                sdata->dev->stats.rx_bytes += skb->len;
+                        sdata->dev->stats.rx_packets++;
+                        sdata->dev->stats.rx_bytes += skb->len;
+                }
         }
 }