svn commit: r230125 - head/sys/kern

[John Baldwin]

On 1/15/12 2:09 AM, Eitan Adler wrote:
> Author: eadler (ports committer)
> Date: Sun Jan 15 07:09:18 2012
> New Revision: 230125
> URL: http://svn.freebsd.org/changeset/base/230125
>
> Log:
>    - Fix undefined behavior when device_get_name is null
>    - Make error message more informative

The in-kernel printf(9) always prints "(null)" for %s when the pointer 
is NULL, so that wasn't undefined behavior.  Printing out the driver 
name is a useful change, but the "(unknown)" bits are just noise as it 
isn't clear that "(unknown)" is substantially better than "(null)".

-- 
John Baldwin