Commit 16a3254c authored Mar 31, 2015 by Ondrej Zajicek

Understand IFF_MULTICAST flag on ifaces in Linux

Unfortunately, some interfaces support multicast but do not have
this flag set, so we use it only as a positive hint.

Thanks to Clint Armstrong for noticing the problem.

parent 2eadd36f

sysdep/linux/netlink.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -436,6 +436,9 @@ nl_parse_link(struct nlmsghdr *h, int scan)
		else
		f.flags \|= IF_MULTIACCESS; /* NBMA */

		if (fl & IFF_MULTICAST)
		f.flags \|= IF_MULTICAST;

		ifi = if_update(&f);

		if (!scan)

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