i2c-pxa: 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 adapte. Instead,
do what the platform_bus code does and test it against the value "-1".
Signed-off-by: Jean Delvare <khali@linux-fr.org>
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index 9d6b790..bb5466b 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -926,7 +926,7 @@
* The reason to do so is to avoid sysfs names that only make
* sense when there are multiple adapters.
*/
- i2c->adap.nr = dev->id >= 0 ? dev->id : 0;
+ i2c->adap.nr = dev->id != -1 ? dev->id : 0;
ret = i2c_add_numbered_adapter(&i2c->adap);
if (ret < 0) {