Subject: Re: CVS commit: syssrc
To: Jason R Thorpe <firstname.lastname@example.org>
From: Allen Briggs <email@example.com>
Date: 07/30/2000 21:08:11
> > Log Message:
> > Make sure that bus_space read/write functions that take a count will not be
> > called if count is zero. The smc91cxx driver, for example, may try to call
> > bus_space_write_multi_2() with a count of 0.
> Arguably, that's a bug. The driver shouldn't be making a call like that.
I agree and I almost changed the driver, but I looked at the bus_space
man page and didn't find any prohibitions against calling the functions
with a zero count. I figured that it would be safer (although perhaps
expose fewer bugs) to catch it in the bus_space implementation.