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[3/4] backports: fix events with extack backport

Message ID 20171116143855.12307-3-nbd@nbd.name (mailing list archive)
State Accepted
Headers show

Commit Message

Felix Fietkau Nov. 16, 2017, 2:38 p.m. UTC 
The multicast group offset needs to be synced after registering the
family, otherwise multicast messages will use the wrong id

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 backport/compat/backport-4.12.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/backport/compat/backport-4.12.c b/backport/compat/backport-4.12.c
index f997b6c5..5e763084 100644
--- a/backport/compat/backport-4.12.c
+++ b/backport/compat/backport-4.12.c
@@ -224,6 +224,7 @@  int bp_extack_genl_register_family(struct genl_family *family)
 
 	/* copy this since the family might access it directly */
 	family->attrbuf = copy->family.attrbuf;
+	family->mcgrp_offset = copy->family.mcgrp_offset;
 
 	mutex_lock(&copies_mutex);
 	list_add_tail(&copy->list, &copies_list);