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authorDavid S. Miller <davem@davemloft.net>2012-12-20 00:44:31 +0100
committerDavid S. Miller <davem@davemloft.net>2012-12-20 00:44:31 +0100
commit62ba63dc892cf836ecb9ce4fdb7644d45c95070b (patch)
tree19e67570300545d337d7f3aead6557ef8f194457 /arch/sparc/crypto
parentsparc64: Set CRYPTO_TFM_REQ_MAY_SLEEP consistently in DES code. (diff)
downloadlinux-62ba63dc892cf836ecb9ce4fdb7644d45c95070b.tar.xz
linux-62ba63dc892cf836ecb9ce4fdb7644d45c95070b.zip
sparc64: Set CRYPTO_TFM_REQ_MAY_SLEEP consistently in CAMELLIA code.
We use the FPU and therefore cannot sleep during the crypto loops. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/crypto')
-rw-r--r--arch/sparc/crypto/camellia_glue.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/sparc/crypto/camellia_glue.c b/arch/sparc/crypto/camellia_glue.c
index 62c89af3fd3f..888f6260b4ec 100644
--- a/arch/sparc/crypto/camellia_glue.c
+++ b/arch/sparc/crypto/camellia_glue.c
@@ -98,6 +98,7 @@ static int __ecb_crypt(struct blkcipher_desc *desc,
blkcipher_walk_init(&walk, dst, src, nbytes);
err = blkcipher_walk_virt(desc, &walk);
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
if (encrypt)
key = &ctx->encrypt_key[0];
@@ -160,6 +161,7 @@ static int cbc_encrypt(struct blkcipher_desc *desc,
blkcipher_walk_init(&walk, dst, src, nbytes);
err = blkcipher_walk_virt(desc, &walk);
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
key = &ctx->encrypt_key[0];
camellia_sparc64_load_keys(key, ctx->key_len);
@@ -198,6 +200,7 @@ static int cbc_decrypt(struct blkcipher_desc *desc,
blkcipher_walk_init(&walk, dst, src, nbytes);
err = blkcipher_walk_virt(desc, &walk);
+ desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
key = &ctx->decrypt_key[0];
camellia_sparc64_load_keys(key, ctx->key_len);