This is a note to let you know that I've just added the patch titled
crypto: qat - Use helper to set reqsize
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
crypto-qat-use-helper-to-set-reqsize.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit e04e067f84ed869fae3ae1785b2609bb9fcd945e
Author: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Tue Nov 22 17:30:58 2022 +0800
crypto: qat - Use helper to set reqsize
[ Upstream commit 80e62ad58db084920d8cf23323b713391e09f374 ]
The value of reqsize must only be changed through the helper.
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@xxxxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Stable-dep-of: eb7713f5ca97 ("crypto: qat - unmap buffer before free for DH")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/crypto/qat/qat_common/qat_asym_algs.c b/drivers/crypto/qat/qat_common/qat_asym_algs.c
index 94a26702aeae1..935a7e012946e 100644
--- a/drivers/crypto/qat/qat_common/qat_asym_algs.c
+++ b/drivers/crypto/qat/qat_common/qat_asym_algs.c
@@ -494,6 +494,8 @@ static int qat_dh_init_tfm(struct crypto_kpp *tfm)
if (!inst)
return -EINVAL;
+ kpp_set_reqsize(tfm, sizeof(struct qat_asym_request) + 64);
+
ctx->p_size = 0;
ctx->g2 = false;
ctx->inst = inst;
@@ -1230,6 +1232,8 @@ static int qat_rsa_init_tfm(struct crypto_akcipher *tfm)
if (!inst)
return -EINVAL;
+ akcipher_set_reqsize(tfm, sizeof(struct qat_asym_request) + 64);
+
ctx->key_sz = 0;
ctx->inst = inst;
return 0;
@@ -1252,7 +1256,6 @@ static struct akcipher_alg rsa = {
.max_size = qat_rsa_max_size,
.init = qat_rsa_init_tfm,
.exit = qat_rsa_exit_tfm,
- .reqsize = sizeof(struct qat_asym_request) + 64,
.base = {
.cra_name = "rsa",
.cra_driver_name = "qat-rsa",
@@ -1269,7 +1272,6 @@ static struct kpp_alg dh = {
.max_size = qat_dh_max_size,
.init = qat_dh_init_tfm,
.exit = qat_dh_exit_tfm,
- .reqsize = sizeof(struct qat_asym_request) + 64,
.base = {
.cra_name = "dh",
.cra_driver_name = "qat-dh",
