From 67326634496ef21b4acbf4cef2f05040d34aef9b Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Tue, 10 Apr 2012 11:41:26 +0200
Subject: Update to openssl-1.0.1

---
 openssl/crypto/asn1/x_pubkey.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'openssl/crypto/asn1/x_pubkey.c')

diff --git a/openssl/crypto/asn1/x_pubkey.c b/openssl/crypto/asn1/x_pubkey.c
index d42b6a2c5..627ec87f9 100644
--- a/openssl/crypto/asn1/x_pubkey.c
+++ b/openssl/crypto/asn1/x_pubkey.c
@@ -171,7 +171,16 @@ EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key)
 		goto error;
 		}
 
-	key->pkey = ret;
+	/* Check to see if another thread set key->pkey first */
+	CRYPTO_w_lock(CRYPTO_LOCK_EVP_PKEY);
+	if (key->pkey)
+		{
+		EVP_PKEY_free(ret);
+		ret = key->pkey;
+		}
+	else
+		key->pkey = ret;
+	CRYPTO_w_unlock(CRYPTO_LOCK_EVP_PKEY);
 	CRYPTO_add(&ret->references, 1, CRYPTO_LOCK_EVP_PKEY);
 
 	return ret;
-- 
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