diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index 1aca742fde4aefdf13069324abe7d4a93a0a3006..ccd76c71af098d23722235833d812d89e9566a45 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -470,9 +470,15 @@ static long i2cdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) data_arg.data); } case I2C_RETRIES: + if (arg > INT_MAX) + return -EINVAL; + client->adapter->retries = arg; break; case I2C_TIMEOUT: + if (arg > INT_MAX) + return -EINVAL; + /* For historical reasons, user-space sets the timeout * value in units of 10 ms. */