4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: "Dmitry V. Levin" <ldv@xxxxxxxxxxxx> [ Upstream commit 72aa107df6a275cf03359934ca5799a2be7a1bf7 ] Include <linux/in6.h> to fix the following linux/mroute6.h userspace compilation errors: /usr/include/linux/mroute6.h:80:22: error: field 'mf6cc_origin' has incomplete type struct sockaddr_in6 mf6cc_origin; /* Origin of mcast */ /usr/include/linux/mroute6.h:81:22: error: field 'mf6cc_mcastgrp' has incomplete type struct sockaddr_in6 mf6cc_mcastgrp; /* Group in question */ /usr/include/linux/mroute6.h:91:22: error: field 'src' has incomplete type struct sockaddr_in6 src; /usr/include/linux/mroute6.h:92:22: error: field 'grp' has incomplete type struct sockaddr_in6 grp; /usr/include/linux/mroute6.h:132:18: error: field 'im6_src' has incomplete type struct in6_addr im6_src, im6_dst; /usr/include/linux/mroute6.h:132:27: error: field 'im6_dst' has incomplete type struct in6_addr im6_src, im6_dst; Signed-off-by: Dmitry V. Levin <ldv@xxxxxxxxxxxx> Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- include/uapi/linux/mroute6.h | 1 + 1 file changed, 1 insertion(+) --- a/include/uapi/linux/mroute6.h +++ b/include/uapi/linux/mroute6.h @@ -3,6 +3,7 @@ #include <linux/types.h> #include <linux/sockios.h> +#include <linux/in6.h> /* For struct sockaddr_in6. */ /* * Based on the MROUTING 3.5 defines primarily to keep