i2c-gpio: Fix adapter number
authorDavid Brownell <david-b@pacbell.net>
Sun, 9 Sep 2007 20:29:13 +0000 (22:29 +0200)
committerJean Delvare <khali@hyperion.delvare>
Sun, 9 Sep 2007 20:29:13 +0000 (22:29 +0200)
commit9a3180e70e35ff69586ada5421b5e7bad52f60e4
tree68f47d75fb3788c077d8da8ef75caf90a1c37815
parentb21010ed6498391c0f359f2a89c907533fe07fec
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>
drivers/i2c/busses/i2c-gpio.c