Merge branch 'linux-linaro-lsk' into linux-linaro-lsk-android

[firefly-linux-kernel-4.4.55.git] / net / ipv4 / icmp.c

diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 76e10b47e053fd7fc2cbc7fa8d231f54704d1b25..562efd91f457f324335ec6ee75ff469d28266d72 100644 (file)
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -939,7 +939,8 @@ error:
 void icmp_err(struct sk_buff *skb, u32 info)
 {
        struct iphdr *iph = (struct iphdr *)skb->data;
-       struct icmphdr *icmph = (struct icmphdr *)(skb->data+(iph->ihl<<2));
+       int offset = iph->ihl<<2;
+       struct icmphdr *icmph = (struct icmphdr *)(skb->data + offset);
        int type = icmp_hdr(skb)->type;
        int code = icmp_hdr(skb)->code;
        struct net *net = dev_net(skb->dev);
@@ -949,7 +950,7 @@ void icmp_err(struct sk_buff *skb, u32 info)
         * triggered by ICMP_ECHOREPLY which sent from kernel.
         */
        if (icmph->type != ICMP_ECHOREPLY) {
-               ping_err(skb, info);
+               ping_err(skb, offset, info);
                return;
        }