3/10
----------------------------
commit 15931cdf7989183db732cd1823626515d42841e7
Author: Jaren Johnston <jaren's email>
Date: Fri Jun 8 15:48:54 2012 -0700
null ptr check & resource release fix
Change-Id: I60aad86df09d98d09e37c5e56e13e15eceaed872
diff --git a/authenc.c b/authenc.c
index ddfaaee..698febd 100644
--- a/authenc.c
+++ b/authenc.c
@@ -633,7 +633,7 @@ __crypto_auth_run_zc(struct csession *ses_ptr, struct
kernel_crypt_auth_op *kcao
return -ENOMEM;
}
- if (caop->auth_len > 0) {
+ if (caop->auth_src && caop->auth_len > 0) {
if
(unlikely(copy_from_user(auth_buf, caop->auth_src, caop->auth_len))) {
dprintk(1,
KERN_ERR, "unable to copy auth data from userspace.\n");
ret =
-EFAULT;
@@ -663,7 +663,8 @@ __crypto_auth_run_zc(struct csession *ses_ptr, struct
kernel_crypt_auth_op *kcao
ses_ptr->cdata.aead == 0))
{
dprintk(0,
KERN_ERR, "Only stream and AEAD ciphers are allowed for authenc\n");
- return
-EINVAL;
+ ret =
-EINVAL;
+ goto fail;
}
if (caop->op == COP_ENCRYPT)
dst_len = caop->len + cryptodev_cipher_get_tag_size(&ses_ptr->cdata);
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