[PATCH 4.15 42/47] netlink: avoid a double skb free in genlmsg_mcast()

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Nicolas Dichtel [ Upstream commit 02a2385f37a7c6594c9d89b64c4a1451276f08eb ] nlmsg_multicast() consumes always the skb, thus the original skb must be freed only

[PATCH 4.15 42/47] netlink: avoid a double skb free in genlmsg_mcast()

4.15-stable review patch. If anyone has any objections, please let me know. -- From: Nicolas Dichtel [ Upstream commit 02a2385f37a7c6594c9d89b64c4a1451276f08eb ] nlmsg_multicast() consumes always the skb, thus the original skb must be freed only when this function is called