drivers/i2c/i2c-dev.c: In function `i2cdev_read':
drivers/i2c/i2c-dev.c:140: warning: int format, different type arg (arg 3)
drivers/i2c/i2c-dev.c: In function `i2cdev_write':
drivers/i2c/i2c-dev.c:168: warning: int format, different type arg (arg 3)