dpt_i2o: Fix up copy*user

Signed-off-by: Alan Cox <[email protected]>
Cc: [email protected]
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Alan Cox 2009-10-27 15:35:35 +00:00 • committed by Linus Torvalds
commit ef7562b7f2

View file

@ -1918,6 +1918,10 @@ static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg)
}
size = size>>16;
size *= 4;
if (size > MAX_MESSAGE_SIZE) {
rcode = EINVAL;
goto cleanup;
}
/* Copy in the user's I2O command */
if (copy_from_user (msg, user_msg, size)) {
rcode = -EFAULT;