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From: Hugo Osvaldo Barrera <hugo@barrera.io>
Downloaded from https://gist.github.com/hobarrera/ac0e6225210ac5bb13f6#file-broadcom-sta-6-30-223-248-linux-3-18-null-pointer-crash-patch
--
Index: broadcom-sta/amd64/src/wl/sys/wl_linux.c
===================================================================
--- broadcom-sta.orig/amd64/src/wl/sys/wl_linux.c
+++ broadcom-sta/amd64/src/wl/sys/wl_linux.c
@@ -2162,8 +2162,8 @@ wl_start(struct sk_buff *skb, struct net
wlif = WL_DEV_IF(dev);
wl = WL_INFO(dev);
+ skb->prev = NULL;
if (WL_ALL_PASSIVE_ENAB(wl) || (WL_RTR() && WL_CONFIG_SMP())) {
- skb->prev = NULL;
TXQ_LOCK(wl);
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