Commit e19ea557 authored by Geoff Thorpe's avatar Geoff Thorpe
Browse files

Only OPENSSL_free() non-NULL pointers.

parent 8716dbea

crypto/evp/digest.c

+6 −4
Original line number Diff line number Diff line
@@ -84,6 +84,7 @@ int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type) 
	{

	if(ctx->digest != type)

		{

		if(ctx->md_data != NULL)

			OPENSSL_free(ctx->md_data);

		ctx->digest=type;

#ifdef CRYPTO_MDEBUG
@@ -155,9 +156,10 @@ int EVP_MD_CTX_cleanup(EVP_MD_CTX *ctx) 
	 * because sometimes only copies of the context are ever finalised.

	 */

	if(ctx->md_data)

		{

		memset(ctx->md_data,0,ctx->digest->ctx_size);



		OPENSSL_free(ctx->md_data);

		}

	memset(ctx,'\0',sizeof *ctx);



	return 1;