The per cpu backlog napi struct can't do netpoll and has the
dev member set to NULL. Fixes an oops on boot when netpoll is
enabled.
Signed-off-by: Thomas Graf <[EMAIL PROTECTED]>
Index: net-2.6.24/include/linux/netpoll.h
===================================================================
--- net-2.6.24.orig/include/linux/netpoll.h 2007-08-22 01:02:14.000000000
+0200
+++ net-2.6.24/include/linux/netpoll.h 2007-08-22 01:02:30.000000000 +0200
@@ -75,7 +75,7 @@ static inline void *netpoll_poll_lock(st
struct net_device *dev = napi->dev;
rcu_read_lock(); /* deal with race on ->npinfo */
- if (dev->npinfo) {
+ if (dev && dev->npinfo) {
spin_lock(&napi->poll_lock);
napi->poll_owner = smp_processor_id();
return napi;
-
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