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Commit 9a3180e7 authored by David Brownell's avatar David Brownell Committed by Jean Delvare
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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: default avatarDavid Brownell <dbrownell@users.sourceforge.net>
Acked-by: default avatarAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: default avatarJean Delvare <khali@linux-fr.org>
parent b21010ed

drivers/i2c/busses/i2c-gpio.c

+1 −1
Original line number Diff line number Diff line
@@ -147,7 +147,7 @@ static int __init i2c_gpio_probe(struct platform_device *pdev) 
	 * The reason to do so is to avoid sysfs names that only make

	 * sense when there are multiple adapters.

	 */

	adap->nr = pdev->id >= 0 ? pdev->id : 0;

	adap->nr = (pdev->id != -1) ? pdev->id : 0;

	ret = i2c_bit_add_numbered_bus(adap);

	if (ret)

		goto err_add_bus;