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authorHolger Dengler <hd@linux.vnet.ibm.com>2011-12-27 11:27:20 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2011-12-27 11:27:13 +0100
commit2389aef47efe32bd4ad2b7d47f157766d3680caa (patch)
tree3e80bd8d2f1682c9e726d1bdb204f3d0fc020b23 /drivers/s390/crypto
parent7fe6f0970cf87dfd71452f5ec7ea54654acc9d6f (diff)
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[S390] zcrypt: Fix error return codes.
Return EINVAL instead of EFAULT for invalid input parameter. Signed-off-by: Holger Dengler <hd@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/crypto')
-rw-r--r--drivers/s390/crypto/zcrypt_pcixcc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index 646fb8f..077b7d1 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -260,7 +260,7 @@ static int ICACRT_msg_to_type6CRT_msgX(struct zcrypt_device *zdev,
* @ap_msg: pointer to AP message
* @xcRB: pointer to user input data
*
- * Returns 0 on success or -EFAULT.
+ * Returns 0 on success or -EFAULT, -EINVAL.
*/
struct type86_fmt2_msg {
struct type86_hdr hdr;
@@ -290,12 +290,12 @@ static int XCRB_msg_to_type6CPRB_msgX(struct zcrypt_device *zdev,
CEIL4(xcRB->request_control_blk_length) +
xcRB->request_data_length;
if (ap_msg->length > PCIXCC_MAX_XCRB_MESSAGE_SIZE)
- return -EFAULT;
+ return -EINVAL;
replylen = sizeof(struct type86_fmt2_msg) +
CEIL4(xcRB->reply_control_blk_length) +
xcRB->reply_data_length;
if (replylen > PCIXCC_MAX_XCRB_MESSAGE_SIZE)
- return -EFAULT;
+ return -EINVAL;
/* prepare type6 header */
msg->hdr = static_type6_hdrX;
@@ -314,7 +314,7 @@ static int XCRB_msg_to_type6CPRB_msgX(struct zcrypt_device *zdev,
return -EFAULT;
if (msg->cprbx.cprb_len + sizeof(msg->hdr.function_code) >
xcRB->request_control_blk_length)
- return -EFAULT;
+ return -EINVAL;
function_code = ((unsigned char *)&msg->cprbx) + msg->cprbx.cprb_len;
memcpy(msg->hdr.function_code, function_code, sizeof(msg->hdr.function_code));