leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

crypto: aesni-intel - Fix irq_fpu_usable usage

Browse Source 
When renaming kernel_fpu_using to irq_fpu_usable, the semantics of the
function is changed too, from mesuring whether kernel is using FPU,
that is, the FPU is NOT available, to measuring whether FPU is usable,
that is, the FPU is available.

But the usage of irq_fpu_usable in aesni-intel_glue.c is not changed
accordingly. This patch fixes this.

Signed-off-by: Huang Ying <ying.huang@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Huang Ying 2009-10-20 16:20:47 +09:00 committed by Herbert Xu
parent 4c6ab3ee4c
commit 13b79b9715
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/x86/crypto/aesni-intel_glue.c
View File

@ -82,7 +82,7 @@ static int aes_set_key_common(struct crypto_tfm *tfm, void *raw_ctx,
return -EINVAL;
}
if (irq_fpu_usable())
if (!irq_fpu_usable())
err = crypto_aes_expand_key(ctx, in_key, key_len);
else {
kernel_fpu_begin();
@ -103,7 +103,7 @@ static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypto_aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(tfm));
if (irq_fpu_usable())
if (!irq_fpu_usable())
crypto_aes_encrypt_x86(ctx, dst, src);
else {
kernel_fpu_begin();
@ -116,7 +116,7 @@ static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
{
struct crypto_aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(tfm));
if (irq_fpu_usable())
if (!irq_fpu_usable())
crypto_aes_decrypt_x86(ctx, dst, src);
else {
kernel_fpu_begin();
@ -342,7 +342,7 @@ static int ablk_encrypt(struct ablkcipher_request *req)
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
struct async_aes_ctx *ctx = crypto_ablkcipher_ctx(tfm);
if (irq_fpu_usable()) {
if (!irq_fpu_usable()) {
struct ablkcipher_request *cryptd_req =
ablkcipher_request_ctx(req);
memcpy(cryptd_req, req, sizeof(*req));
@ -363,7 +363,7 @@ static int ablk_decrypt(struct ablkcipher_request *req)
struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
struct async_aes_ctx *ctx = crypto_ablkcipher_ctx(tfm);
if (irq_fpu_usable()) {
if (!irq_fpu_usable()) {
struct ablkcipher_request *cryptd_req =
ablkcipher_request_ctx(req);
memcpy(cryptd_req, req, sizeof(*req));