From ce1ce2f31224c18e84d859ccd5675cbb2728f57a Mon Sep 17 00:00:00 2001 From: Ingo Tuchscherer Date: Tue, 18 Mar 2014 16:30:21 +0100 Subject: s390/zcrypt: add length check for aligned data to avoid overflow in msg-type 6 Signed-off-by: Ingo Tuchscherer Signed-off-by: Martin Schwidefsky --- drivers/s390/crypto/zcrypt_api.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/s390/crypto/zcrypt_api.c') diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 4b824b15194..5222ebe1570 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -626,8 +626,8 @@ static long zcrypt_send_ep11_cprb(struct ep11_urb *xcrb) return -ENOMEM; if (copy_from_user(ep11_dev_list.targets, - (struct ep11_target_dev *)xcrb->targets, - xcrb->targets_num * + (struct ep11_target_dev __force __user *) + xcrb->targets, xcrb->targets_num * sizeof(struct ep11_target_dev))) return -EFAULT; } -- cgit v1.2.3-70-g09d2