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crypto: caam - reinitialize keys_fit_inline for decrypt and givencrypt 

Re-initialize keys_fit_inline to avoid using its stale encrypt() shared
descriptor value prior to building descriptors for the decrypt() and
givencrypt() cases.

Signed-off-by: Vakul Garg <vakul@freescale.com>
[reworded commit text, enhanced code readability]
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Vakul Garg 2014-05-09 20:34:40 -05:00 committed by Herbert Xu
parent 56b2844619
commit 80cd88f2f5
1 changed files with 3 additions and 0 deletions
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3
drivers/crypto/caam/caamalg.c
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@ -303,6 +303,7 @@ static int aead_null_set_sh_desc(struct crypto_aead *aead)
* Job Descriptor and Shared Descriptors
* must all fit into the 64-word Descriptor h/w Buffer
*/
keys_fit_inline = false;
if (DESC_AEAD_NULL_DEC_LEN + DESC_JOB_IO_LEN +
ctx->split_key_pad_len <= CAAM_DESC_BYTES_MAX)
keys_fit_inline = true;
@ -472,6 +473,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead)
* Job Descriptor and Shared Descriptors
* must all fit into the 64-word Descriptor h/w Buffer
*/
keys_fit_inline = false;
if (DESC_AEAD_DEC_LEN + DESC_JOB_IO_LEN +
ctx->split_key_pad_len + ctx->enckeylen <=
CAAM_DESC_BYTES_MAX)
@ -527,6 +529,7 @@ static int aead_set_sh_desc(struct crypto_aead *aead)
* Job Descriptor and Shared Descriptors
* must all fit into the 64-word Descriptor h/w Buffer
*/
keys_fit_inline = false;
if (DESC_AEAD_GIVENC_LEN + DESC_JOB_IO_LEN +
ctx->split_key_pad_len + ctx->enckeylen <=
CAAM_DESC_BYTES_MAX)