diff options
| author | Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2011-11-09 19:44:12 +0200 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2011-11-21 16:13:25 +0800 |
| commit | d35643385628d44a5933a0755b01478eb4df5c65 (patch) | |
| tree | ab76260a738e8eec1ff153503bc392c7cca916a6 /arch/x86/crypto/serpent_sse2_glue.c | |
| parent | 5962f8b66dd040ad89d55b58967ea2dec607f4d3 (diff) | |
crypto: serpent-sse2 - clear CRYPTO_TFM_REQ_MAY_SLEEP in lrw and xts modes
LRW/XTS patches for serpent-sse2 forgot to add this. CRYPTO_TFM_REQ_MAY_SLEEP
should be cleared as sleeping between kernel_fpu_begin()/kernel_fpu_end() is
not allowed.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/crypto/serpent_sse2_glue.c')
| -rw-r--r-- | arch/x86/crypto/serpent_sse2_glue.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/crypto/serpent_sse2_glue.c b/arch/x86/crypto/serpent_sse2_glue.c index 2dffc5ab883e..2f5c304653f4 100644 --- a/arch/x86/crypto/serpent_sse2_glue.c +++ b/arch/x86/crypto/serpent_sse2_glue.c @@ -554,6 +554,7 @@ static int lrw_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, }; int ret; + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; ret = lrw_crypt(desc, dst, src, nbytes, &req); serpent_fpu_end(crypt_ctx.fpu_enabled); @@ -579,6 +580,7 @@ static int lrw_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, }; int ret; + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; ret = lrw_crypt(desc, dst, src, nbytes, &req); serpent_fpu_end(crypt_ctx.fpu_enabled); @@ -671,6 +673,7 @@ static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, }; int ret; + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; ret = xts_crypt(desc, dst, src, nbytes, &req); serpent_fpu_end(crypt_ctx.fpu_enabled); @@ -697,6 +700,7 @@ static int xts_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, }; int ret; + desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP; ret = xts_crypt(desc, dst, src, nbytes, &req); serpent_fpu_end(crypt_ctx.fpu_enabled); |