From: Jens Axboe <axboe@kernel.dk>
Date: Fri, 21 Sep 2018 15:17:38 +0000 (-0600)
Subject: engines/http: work-around crash in certain libssl versions
X-Git-Tag: fio-3.11~27
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=e8aaa77654d7b9d995b53837903d19b5364c9ba4;p=fio.git

engines/http: work-around crash in certain libssl versions

Fixes: https://github.com/axboe/fio/issues/684
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---

diff --git a/engines/http.c b/engines/http.c
index 93fcd0d8..d81e4288 100644
--- a/engines/http.c
+++ b/engines/http.c
@@ -273,6 +273,8 @@ static void _hmac(unsigned char *md, void *key, int key_len, char *data) {
 	ctx = HMAC_CTX_new();
 #else
 	ctx = &_ctx;
+	/* work-around crash in certain versions of libssl */
+	HMAC_CTX_init(ctx);
 #endif
 	HMAC_Init_ex(ctx, key, key_len, EVP_sha256(), NULL);
 	HMAC_Update(ctx, (unsigned char*)data, strlen(data));