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authorIngo Molnar <mingo@kernel.org>2017-08-25 11:07:13 +0200
committerIngo Molnar <mingo@kernel.org>2017-08-25 11:07:13 +0200
commit3a9ff4fd04cc6ad199419508c8ea6eb839e0262d (patch)
treef3933b082ea1743e63e93a16190c6ce32175c96a /include/net/ip.h
parent9c8783201cb58e9af8ddeb0cc68f37b0a44ca16c (diff)
parent90a6cd503982bfd33ce8c70eb49bd2dd33bc6325 (diff)
Merge branch 'linus' into sched/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/net/ip.h')
-rw-r--r--include/net/ip.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/net/ip.h b/include/net/ip.h
index 821cedcc8e73..0cf7f5a65fe6 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -352,7 +352,7 @@ static inline unsigned int ip_dst_mtu_maybe_forward(const struct dst_entry *dst,
!forwarding)
return dst_mtu(dst);
- return min(dst->dev->mtu, IP_MAX_MTU);
+ return min(READ_ONCE(dst->dev->mtu), IP_MAX_MTU);
}
static inline unsigned int ip_skb_dst_mtu(struct sock *sk,
@@ -364,7 +364,7 @@ static inline unsigned int ip_skb_dst_mtu(struct sock *sk,
return ip_dst_mtu_maybe_forward(skb_dst(skb), forwarding);
}
- return min(skb_dst(skb)->dev->mtu, IP_MAX_MTU);
+ return min(READ_ONCE(skb_dst(skb)->dev->mtu), IP_MAX_MTU);
}
u32 ip_idents_reserve(u32 hash, int segs);