RE: [PATCH 1/1] Drivers: hv: vmbus: enable VMBus protocol version 5.0

From: Dexuan Cui
Date: Mon May 14 2018 - 14:14:35 EST


> From: devel <driverdev-devel-bounces@xxxxxxxxxxxxxxxxxxxxxx> On Behalf Of
> Stephen Hemminger
> Sent: Sunday, May 13, 2018 10:24
> > ...
> > @@ -372,6 +400,18 @@ int vmbus_post_msg(void *buffer, size_t buflen,
> bool can_sleep)
> > ...
> > + hdr = (struct vmbus_channel_message_header *)buffer;
>
> Hate to pick o the details, but buffer is void * so cast is not necessary here.

Yes, it's unnecessary in C, though it's necessary in C++.

I found the patch went into char-misc 4 hours ago, so it looks we may
as well leave it as is. IMHO an explicit cast is not a bad thing. :-)

Thanks,
-- Dexuan