Ignore NULL parameter in EVP_MD_CTX_destroy.

(cherry picked from commit a6c62f0c25a756c263a80ce52afbae888028e986)

Ignore NULL parameter in EVP_MD_CTX_destroy.
(cherry picked from commit a6c62f0c25a756c263a80ce52afbae888028e986)
560b34f2 · Dr. Stephen Henson · fc0503a2 · 560b34f2
隐藏空白更改
内联并排

Showing with 5 addition and 2 deletion

crypto/evp/digest.c crypto/evp/digest.c +5 -2

未找到文件。
--- a/crypto/evp/digest.c
+++ b/crypto/evp/digest.c
@@ -344,8 +344,11 @@ int EVP_Digest(const void *data, size_t count,

 void EVP_MD_CTX_destroy(EVP_MD_CTX *ctx)
 	{
-	EVP_MD_CTX_cleanup(ctx);
-	OPENSSL_free(ctx);
+	if (ctx)
+		{
+		EVP_MD_CTX_cleanup(ctx);
+		OPENSSL_free(ctx);
+		}
 	}

 /* This call frees resources associated with the context */