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(parent: 4609adc) | patch
netlink: avoid a double skb free in genlmsg_mcast()
authorNicolas Dichtel <nicolas.dichtel@6wind.com>
Wed, 14 Mar 2018 20:10:23 +0000 (21:10 +0100)
committerDavid S. Miller <davem@davemloft.net>
Fri, 16 Mar 2018 16:34:48 +0000 (12:34 -0400)
commit02a2385f37a7c6594c9d89b64c4a1451276f08eb
tree6d546ca371da37ba8c91bfc84f50f600c9c0ec9ctree | snapshot
parent4609adc27175839408359822523de7247d56c87fcommit | diff
netlink: avoid a double skb free in genlmsg_mcast()

nlmsg_multicast() consumes always the skb, thus the original skb must be
freed only when this function is called with a clone.

Fixes: cb9f7a9a5c96 ("netlink: ensure to loop over all netns in genlmsg_multicast_allns()")
Reported-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/netlink/genetlink.c diff | blob | history
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