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authorGravatar Jakub Kicinski <kuba@kernel.org> 2021-08-26 13:45:47 -0700
committerGravatar Jakub Kicinski <kuba@kernel.org> 2021-08-26 17:57:57 -0700
commit97c78d0af55fff206947a5f2b85b690b5acf28ce (patch)
tree9799b7594e0f4429919882a684d36ba649e0408b /net/ipv4
parentMerge branch 'LiteETH-driver' (diff)
parentMerge tag 'nfsd-5.14-1' of git://linux-nfs.org/~bfields/linux (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/wwan/mhi_wwan_mbim.c - drop the extra arg. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/cipso_ipv4.c18
-rw-r--r--net/ipv4/ip_gre.c2
-rw-r--r--net/ipv4/route.c12
3 files changed, 18 insertions, 14 deletions
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index 099259fc826a..7fbd0b532f52 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -465,14 +465,16 @@ void cipso_v4_doi_free(struct cipso_v4_doi *doi_def)
if (!doi_def)
return;
- switch (doi_def->type) {
- case CIPSO_V4_MAP_TRANS:
- kfree(doi_def->map.std->lvl.cipso);
- kfree(doi_def->map.std->lvl.local);
- kfree(doi_def->map.std->cat.cipso);
- kfree(doi_def->map.std->cat.local);
- kfree(doi_def->map.std);
- break;
+ if (doi_def->map.std) {
+ switch (doi_def->type) {
+ case CIPSO_V4_MAP_TRANS:
+ kfree(doi_def->map.std->lvl.cipso);
+ kfree(doi_def->map.std->lvl.local);
+ kfree(doi_def->map.std->cat.cipso);
+ kfree(doi_def->map.std->cat.local);
+ kfree(doi_def->map.std);
+ break;
+ }
}
kfree(doi_def);
}
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 6ebf05859acb..177d26d8fb9c 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -473,6 +473,8 @@ 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);
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index b181773d7ad3..1e3b18797070 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -601,14 +601,14 @@ static struct fib_nh_exception *fnhe_oldest(struct fnhe_hash_bucket *hash)
return oldest;
}
-static inline u32 fnhe_hashfun(__be32 daddr)
+static u32 fnhe_hashfun(__be32 daddr)
{
- static u32 fnhe_hashrnd __read_mostly;
- u32 hval;
+ static siphash_key_t fnhe_hash_key __read_mostly;
+ u64 hval;
- net_get_random_once(&fnhe_hashrnd, sizeof(fnhe_hashrnd));
- hval = jhash_1word((__force u32)daddr, fnhe_hashrnd);
- return hash_32(hval, FNHE_HASH_SHIFT);
+ net_get_random_once(&fnhe_hash_key, sizeof(fnhe_hash_key));
+ hval = siphash_1u32((__force u32)daddr, &fnhe_hash_key);
+ return hash_64(hval, FNHE_HASH_SHIFT);
}
static void fill_route_from_fnhe(struct rtable *rt, struct fib_nh_exception *fnhe)