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-rw-r--r--drivers/crypto/ccree/cc_cipher.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c
index 64740dd..9da0ecc 100644
--- a/drivers/crypto/ccree/cc_cipher.c
+++ b/drivers/crypto/ccree/cc_cipher.c
@@ -767,7 +767,7 @@ static int cc_cipher_encrypt(struct skcipher_request *req)
{
struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req);
- req_ctx->backup_info = NULL;
+ memset(req_ctx, 0, sizeof(*req_ctx));
return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_ENCRYPT);
}
@@ -782,6 +782,8 @@ static int cc_cipher_decrypt(struct skcipher_request *req)
gfp_t flags = cc_gfp_flags(&req->base);
unsigned int len;
+ memset(req_ctx, 0, sizeof(*req_ctx));
+
if (ctx_p->cipher_mode == DRV_CIPHER_CBC) {
/* Allocate and save the last IV sized bytes of the source,
@@ -794,8 +796,6 @@ static int cc_cipher_decrypt(struct skcipher_request *req)
len = req->cryptlen - ivsize;
scatterwalk_map_and_copy(req_ctx->backup_info, req->src, len,
ivsize, 0);
- } else {
- req_ctx->backup_info = NULL;
}
return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_DECRYPT);
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