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Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

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Pull crypto update from Herbert Xu:
 - The crypto API is now documented :)
 - Disallow arbitrary module loading through crypto API.
 - Allow get request with empty driver name through crypto_user.
 - Allow speed testing of arbitrary hash functions.
 - Add caam support for ctr(aes), gcm(aes) and their derivatives.
 - nx now supports concurrent hashing properly.
 - Add sahara support for SHA1/256.
 - Add ARM64 version of CRC32.
 - Misc fixes.

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (77 commits)
  crypto: tcrypt - Allow speed testing of arbitrary hash functions
  crypto: af_alg - add user space interface for AEAD
  crypto: qat - fix problem with coalescing enable logic
  crypto: sahara - add support for SHA1/256
  crypto: sahara - replace tasklets with kthread
  crypto: sahara - add support for i.MX53
  crypto: sahara - fix spinlock initialization
  crypto: arm - replace memset by memzero_explicit
  crypto: powerpc - replace memset by memzero_explicit
  crypto: sha - replace memset by memzero_explicit
  crypto: sparc - replace memset by memzero_explicit
  crypto: algif_skcipher - initialize upon init request
  crypto: algif_skcipher - removed unneeded code
  crypto: algif_skcipher - Fixed blocking recvmsg
  crypto: drbg - use memzero_explicit() for clearing sensitive data
  crypto: drbg - use MODULE_ALIAS_CRYPTO
  crypto: include crypto- module prefix in template
  crypto: user - add MODULE_ALIAS
  crypto: sha-mb - remove a bogus NULL check
  crytpo: qat - Fix 64 bytes requests
  ...
This commit is contained in:
Linus Torvalds
2014-12-13 13:33:26 -08:00
parent 78a45c6f06 8606813a6c
commit e3aa91a7cb
167 changed files with 6847 additions and 825 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
crypto/algif_skcipher.c
View File

@@ -251,6 +251,7 @@ static int skcipher_sendmsg(struct kiocb *unused, struct socket *sock,
struct af_alg_control con = {};
long copied = 0;
bool enc = 0;
bool init = 0;
int err;
int i;
@@ -259,6 +260,7 @@ static int skcipher_sendmsg(struct kiocb *unused, struct socket *sock,
if (err)
return err;
init = 1;
switch (con.op) {
case ALG_OP_ENCRYPT:
enc = 1;
@@ -280,7 +282,7 @@ static int skcipher_sendmsg(struct kiocb *unused, struct socket *sock,
if (!ctx->more && ctx->used)
goto unlock;
if (!ctx->used) {
if (init) {
ctx->enc = enc;
if (con.iv)
memcpy(ctx->iv, con.iv->iv, ivsize);
@@ -359,8 +361,6 @@ static int skcipher_sendmsg(struct kiocb *unused, struct socket *sock,
err = 0;
ctx->more = msg->msg_flags & MSG_MORE;
if (!ctx->more && !list_empty(&ctx->tsgl))
sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list);
unlock:
skcipher_data_wakeup(sk);
@@ -408,8 +408,6 @@ static ssize_t skcipher_sendpage(struct socket *sock, struct page *page,
done:
ctx->more = flags & MSG_MORE;
if (!ctx->more && !list_empty(&ctx->tsgl))
sgl = list_entry(ctx->tsgl.prev, struct skcipher_sg_list, list);
unlock:
skcipher_data_wakeup(sk);
@@ -448,14 +446,13 @@ static int skcipher_recvmsg(struct kiocb *unused, struct socket *sock,
while (!sg->length)
sg++;
used = ctx->used;
if (!used) {
if (!ctx->used) {
err = skcipher_wait_for_data(sk, flags);
if (err)
goto unlock;
}
used = min_t(unsigned long, used, seglen);
used = min_t(unsigned long, ctx->used, seglen);
used = af_alg_make_sg(&ctx->rsgl, from, used, 1);
err = used;
@@ -566,7 +563,7 @@ static void skcipher_sock_destruct(struct sock *sk)
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(&ctx->req);
skcipher_free_sgl(sk);
sock_kfree_s(sk, ctx->iv, crypto_ablkcipher_ivsize(tfm));
sock_kzfree_s(sk, ctx->iv, crypto_ablkcipher_ivsize(tfm));
sock_kfree_s(sk, ctx, ctx->len);
af_alg_release_parent(sk);
}