5.15-stable review patch. If anyone has any objections, please let me know.
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From: Herbert Xu herbert@gondor.apana.org.au
commit 5b11d1a360ea23c80c6d4ec3f5986a788d0a0995 upstream.
The value of reqsize must only be changed through the helper.
Signed-off-by: Herbert Xu herbert@gondor.apana.org.au Cc: Giovanni Cabiddu giovanni.cabiddu@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- crypto/rsa-pkcs1pad.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
--- a/crypto/rsa-pkcs1pad.c +++ b/crypto/rsa-pkcs1pad.c @@ -574,6 +574,10 @@ static int pkcs1pad_init_tfm(struct cryp return PTR_ERR(child_tfm);
ctx->child = child_tfm; + + akcipher_set_reqsize(tfm, sizeof(struct pkcs1pad_request) + + crypto_akcipher_reqsize(child_tfm)); + return 0; }
@@ -669,7 +673,6 @@ static int pkcs1pad_create(struct crypto inst->alg.set_pub_key = pkcs1pad_set_pub_key; inst->alg.set_priv_key = pkcs1pad_set_priv_key; inst->alg.max_size = pkcs1pad_get_max_size; - inst->alg.reqsize = sizeof(struct pkcs1pad_request) + rsa_alg->reqsize;
inst->free = pkcs1pad_free;