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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-28 08:13:52 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-01-28 08:13:52 +0100
commitfdddcfd9c93c6db006004fa5ba7fd9380e721c3f (patch)
tree4d029f3bd29be07eac87bcfad3bd7e3012fb9428 /drivers/i2c/i2c-dev.c
parentf9f7bb9e0a0ca33f65a3deae9ec5e07266908fc5 (diff)
parentf17b5f06cb92ef2250513a1e154c47b78df07d40 (diff)
Merge 5.0-rc4 into char-misc-next
We need the char-misc fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/i2c/i2c-dev.c')
-rw-r--r--drivers/i2c/i2c-dev.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index 1aca742fde4a..ccd76c71af09 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.
*/