From: Peter Korsgaard <peter@korsgaard.com>
Date: Mon, 30 Sep 2013 23:28:20 +0200

Pass-all-multicast is controlled by bit 3 in RX control, not bit 2
(pass undersized frames).

Reported-by: Joseph Chang <redacted>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

Applied, thanks.

It would be so much better if these register values were all
properly documented, one by one, with macros.