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authorJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-01 21:38:40 +0300
committerJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-01 21:40:21 +0300
commit9c881021a269af242594e2dfc79f1c4701404887 (patch)
treec8ec14f412d7ea35009b2dee08770082ddbb5c6e /net/ipv4/ip_gre.c
parente9479d98b87227b8b7502c4c1e778887b23799f1 (diff)
parentcf06e1ab1c3ed354da5873e646f2164fea147c88 (diff)
downloadlinux-dev-5.10-intel.tar.xz
Merge branch 'dev-5.10' into dev-5.10-inteldev-5.10-intel
Pull 5.10.67 stable from OpenBMC upstream. Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Diffstat (limited to 'net/ipv4/ip_gre.c')
-rw-r--r--net/ipv4/ip_gre.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index e70291748889..a0829495b211 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -468,6 +468,8 @@ static void __gre_xmit(struct sk_buff *skb, struct net_device *dev,
static int gre_handle_offloads(struct sk_buff *skb, bool csum)
{
+ if (csum && skb_checksum_start(skb) < skb->data)
+ return -EINVAL;
return iptunnel_handle_offloads(skb, csum ? SKB_GSO_GRE_CSUM : SKB_GSO_GRE);
}