[PATCH net 0/6] ipv4: Changes for rt_gateway · Julian Anastasov <ja@ssi.bg> · 2012-10-07
[PATCH net 3/6] ipv4: add check if nh_pcpu_rth_output is allocated · Julian Anastasov <ja@ssi.bg> · 2012-10-07
Re: [PATCH net 3/6] ipv4: add check if nh_pcpu_rth_output is allocated · Eric Dumazet <hidden> · 2012-10-07
Re: [PATCH net 3/6] ipv4: add check if nh_pcpu_rth_output is allocated · Julian Anastasov <ja@ssi.bg> · 2012-10-07
Re: [PATCH net 3/6] ipv4: add check if nh_pcpu_rth_output is allocated · David Miller <davem@davemloft.net> · 2012-10-08
[PATCH net 2/6] ipv4: fix forwarding for strict source routes · Julian Anastasov <ja@ssi.bg> · 2012-10-07
[PATCH net 1/6] ipv4: fix sending of redirects · Julian Anastasov <ja@ssi.bg> · 2012-10-07
Re: [PATCH net 1/6] ipv4: fix sending of redirects · David Miller <davem@davemloft.net> · 2012-10-08
Re: [PATCH net 1/6] ipv4: fix sending of redirects · Julian Anastasov <ja@ssi.bg> · 2012-10-08
Re: [PATCH net 1/6] ipv4: fix sending of redirects · David Miller <davem@davemloft.net> · 2012-10-08
[PATCH net 4/6] ipv4: introduce rt_uses_gateway · Julian Anastasov <ja@ssi.bg> · 2012-10-07
[PATCH net 5/6] ipv4: Add FLOWI_FLAG_KNOWN_NH · Julian Anastasov <ja@ssi.bg> · 2012-10-07
[PATCH net 6/6] ipvs: fix ARP resolving for direct routing mode · Julian Anastasov <ja@ssi.bg> · 2012-10-07

Re: [PATCH net 3/6] ipv4: add check if nh_pcpu_rth_output is allocated

From: David Miller <davem@davemloft.net>
Date: 2012-10-08 19:17:54

From: Julian Anastasov <ja@ssi.bg>
Date: Sun,  7 Oct 2012 14:26:05 +0300

	Avoid NULL ptr dereference and caching if
nh_pcpu_rth_output is not allocated.

Signed-off-by: Julian Anastasov <ja@ssi.bg>

Ugh.

Checking for alloc_percpu() failures in fib_create_info() is 1,000
times better than doing stuff like this in the fast path.