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authorEric Dumazet <edumazet@google.com>2022-02-04 12:15:45 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-04-13 21:00:56 +0200
commitfb5ac62fbe16dcc273e90bec99ce637ff2bd60c3 (patch)
tree289233880a75b68c6e3f14ad11f6ae854b6d65ae /include/linux/ipv6.h
parent5baf92a2c46c543ddcc2e3b1a96cd67a10f7e7fd (diff)
ipv6: make mc_forwarding atomic
[ Upstream commit 145c7a793838add5e004e7d49a67654dc7eba147 ] This fixes minor data-races in ip6_mc_input() and batadv_mcast_mla_rtr_flags_softif_get_ipv6() Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include/linux/ipv6.h')
-rw-r--r--include/linux/ipv6.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index f514a7dd8c9c..510f87656479 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -50,7 +50,7 @@ struct ipv6_devconf {
__s32 use_optimistic;
#endif
#ifdef CONFIG_IPV6_MROUTE
- __s32 mc_forwarding;
+ atomic_t mc_forwarding;
#endif
__s32 disable_ipv6;
__s32 drop_unicast_in_l2_multicast;