inet6: simplify setup of kernel

Rename if_checkipv6 to if_setup_inet6 so it's more descriptive.
simpify code as we don't really care about the result.
Restore the prior behavior of not disabling kernel RA handling
if dhcpcd is not doing it.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/if.h b/src/if.h
index a1945fe6..602f8e83 100644
--- a/src/if.h
+++ b/src/if.h
@@ -187,7 +187,7 @@ int if_addrflags(const struct interface *, const struct in_addr *,
 #endif
 
 #ifdef INET6
-int if_checkipv6(struct dhcpcd_ctx *ctx, const struct interface *);
+void if_setup_inet6(const struct interface *);
 #ifdef IPV6_MANAGETEMPADDR
 int ip6_use_tempaddr(const char *ifname);
 int ip6_temp_preferred_lifetime(const char *ifname);