tree 68f47d75fb3788c077d8da8ef75caf90a1c37815
parent b21010ed6498391c0f359f2a89c907533fe07fec
author David Brownell <david-b@pacbell.net> 1189369753 +0200
committer Jean Delvare <khali@hyperion.delvare> 1189369753 +0200

i2c-gpio: Fix adapter number

It turns out that platform_device.id is a "u32" so testing it for being
nonnegative is useless when setting up an i2c bitbang device.  Instead,
do what the platform_bus code does and test it against the value "-1". 

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Jean Delvare <khali@linux-fr.org>