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Re: kern/57648: ure(4) ignores multicasts in promisc mode



The following reply was made to PR kern/57648; it has been noted by GNATS.

From: Martin Husemann <martin%duskware.de@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/57648: ure(4) ignores multicasts in promisc mode
Date: Mon, 9 Oct 2023 08:07:16 +0200

 On Sun, Oct 08, 2023 at 08:35:01PM +0000, sc.dying%gmail.com@localhost wrote:
 > >How-To-Repeat:
 > 	code comparison with netbsd-9
 
 Have you tested it?
 
 > Please apply this patch.
 > 
 > --- sys/dev/usb/if_ure.c.orig	2022-09-16 22:11:45.019756111 +0000
 > +++ sys/dev/usb/if_ure.c	2023-10-08 19:35:26.905586897 +0000
 > @@ -358,6 +358,7 @@ ure_uno_mcast(struct ifnet *ifp)
 >  		/* run promisc. mode */
 >  		rxmode |= URE_RCR_AM;	/* ??? */
 >  		rxmode |= URE_RCR_AAP;
 > +		mchash[0] = mchash[1] = ~0U;
 
 Shouldn't this be a no-op due to URE_RCR_AM being set?
 
 Martin
 


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