[SeaBIOS] [PATCH] smbios: catch zero-length strings

[Kevin O'Connor]

On Tue, Jan 21, 2014 at 01:24:02PM +0100, Gerd Hoffmann wrote:
> qemu may pass us zero-length strings for smbios fields, when starting
> qemu this way  ...
> 
> 	qemu -smbios type=1,version=,serial=test
> 
> ... for example.
> 
> Today we don't specifically handle them and simply append them to the
> string list.  Therefore we get two string-terminating zeros in a row.
> Result is that we by accident create a end-of-entry marker in the middle
> of the entry.
> 
> Fix this by handling zero-length strings like non-present strings.

Looks okay to me.

I wish we could get all of the smbios stuff moved to qemu.

-Kevin