On Wed, Jan 09, 2019 at 03:33:07PM +0800, Yi Zeng wrote: > If set adapter->retries to minus value from user space via ioctl, > will make __i2c_transfer and __i2c_smbus_xfer jump the calling to > adapter->algo->master_xfer and adapter->algo->smbus_xfer that > registered by the underlying bus drivers, and return value 0 to > all the callers. The bus driver will never be accessed anymore by > all users, besides, the users may still get successful return value > without any error or information log print out. > > If set adapter->timeout to minus value from user space via ioctl, > will make the retrying loop in __i2c_transfer and __i2c_smbus_xfer > always break after the the first try, due to the time_after always > returns true. > > Signed-off-by: Yi Zeng <yiz...@asrmicro.com>
Applied to for-current, thanks!
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