From 799dfc7876376a4d183a496077e1b4bc2b0bbc6f Mon Sep 17 00:00:00 2001
From: Emeric Brun <ebrun@haproxy.com>
Date: Wed, 26 Jul 2017 15:59:21 +0200
Subject: [PATCH] Fix async engine pause dead lock in error case.

In 'crypto/rand/ossl_rand.c', a call to
'ASYNC_unblock_pause()' is missing in an error case.

CLA: trivial
---
 crypto/rand/ossl_rand.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crypto/rand/ossl_rand.c b/crypto/rand/ossl_rand.c
index 1b4b21ba4a370..119c2b423ac05 100644
--- a/crypto/rand/ossl_rand.c
+++ b/crypto/rand/ossl_rand.c
@@ -485,6 +485,7 @@ static int rand_bytes(unsigned char *buf, int num)
     ASYNC_block_pause();
     if (!EVP_DigestUpdate(m, sp->md, sizeof(sp->md))
             || !EVP_DigestFinal_ex(m, sp->md, NULL)) {
+        ASYNC_unblock_pause();
         CRYPTO_THREAD_unlock(rand_lock);
         goto err;
     }