backports: fix nlmsg_type on responses with extack backport

This is filled with family->id, which needs to be set after registering
the copy.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/backport/compat/backport-4.12.c b/backport/compat/backport-4.12.c
index b9b1d64e9fd8667587467ddba2d4f30fffb7562a..2372a118c82dff27e28812364d55b9276e526caf 100644 (file)
--- a/backport/compat/backport-4.12.c
+++ b/backport/compat/backport-4.12.c
@@ -223,6 +223,7 @@ int bp_extack_genl_register_family(struct genl_family *family)
        }
 
        /* copy this since the family might access it directly */
+       family->id = copy->family.id;
        family->attrbuf = copy->family.attrbuf;
 #if LINUX_VERSION_IS_GEQ(3,13,0)
        family->mcgrp_offset = copy->family.mcgrp_offset;