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Diffstat (limited to 'net/ipv4/ip_options.c')
-rw-r--r--net/ipv4/ip_options.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c
index 94bf105ef3c9..ba9836c488ed 100644
--- a/net/ipv4/ip_options.c
+++ b/net/ipv4/ip_options.c
@@ -11,6 +11,7 @@
11 11
12#include <linux/capability.h> 12#include <linux/capability.h>
13#include <linux/module.h> 13#include <linux/module.h>
14#include <linux/slab.h>
14#include <linux/types.h> 15#include <linux/types.h>
15#include <asm/uaccess.h> 16#include <asm/uaccess.h>
16#include <linux/skbuff.h> 17#include <linux/skbuff.h>
@@ -237,7 +238,6 @@ void ip_options_fragment(struct sk_buff * skb)
237 opt->rr_needaddr = 0; 238 opt->rr_needaddr = 0;
238 opt->ts_needaddr = 0; 239 opt->ts_needaddr = 0;
239 opt->ts_needtime = 0; 240 opt->ts_needtime = 0;
240 return;
241} 241}
242 242
243/* 243/*
@@ -600,6 +600,7 @@ int ip_options_rcv_srr(struct sk_buff *skb)
600 unsigned char *optptr = skb_network_header(skb) + opt->srr; 600 unsigned char *optptr = skb_network_header(skb) + opt->srr;
601 struct rtable *rt = skb_rtable(skb); 601 struct rtable *rt = skb_rtable(skb);
602 struct rtable *rt2; 602 struct rtable *rt2;
603 unsigned long orefdst;
603 int err; 604 int err;
604 605
605 if (!opt->srr) 606 if (!opt->srr)
@@ -623,16 +624,16 @@ int ip_options_rcv_srr(struct sk_buff *skb)
623 } 624 }
624 memcpy(&nexthop, &optptr[srrptr-1], 4); 625 memcpy(&nexthop, &optptr[srrptr-1], 4);
625 626
626 rt = skb_rtable(skb); 627 orefdst = skb->_skb_refdst;
627 skb_dst_set(skb, NULL); 628 skb_dst_set(skb, NULL);
628 err = ip_route_input(skb, nexthop, iph->saddr, iph->tos, skb->dev); 629 err = ip_route_input(skb, nexthop, iph->saddr, iph->tos, skb->dev);
629 rt2 = skb_rtable(skb); 630 rt2 = skb_rtable(skb);
630 if (err || (rt2->rt_type != RTN_UNICAST && rt2->rt_type != RTN_LOCAL)) { 631 if (err || (rt2->rt_type != RTN_UNICAST && rt2->rt_type != RTN_LOCAL)) {
631 ip_rt_put(rt2); 632 skb_dst_drop(skb);
632 skb_dst_set(skb, &rt->u.dst); 633 skb->_skb_refdst = orefdst;
633 return -EINVAL; 634 return -EINVAL;
634 } 635 }
635 ip_rt_put(rt); 636 refdst_drop(orefdst);
636 if (rt2->rt_type != RTN_LOCAL) 637 if (rt2->rt_type != RTN_LOCAL)
637 break; 638 break;
638 /* Superfast 8) loopback forward */ 639 /* Superfast 8) loopback forward */