From 52628ee3f51f011b463aaedb1a28aa0524b43cb3 Mon Sep 17 00:00:00 2001
From: miod <>
Date: Sun, 13 Apr 2014 15:16:40 +0000
Subject: Import OpenSSL 1.0.1g

---
 src/lib/libcrypto/ecdsa/ecs_lib.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'src/lib/libcrypto/ecdsa/ecs_lib.c')

diff --git a/src/lib/libcrypto/ecdsa/ecs_lib.c b/src/lib/libcrypto/ecdsa/ecs_lib.c
index e477da430b..814a6bf404 100644
--- a/src/lib/libcrypto/ecdsa/ecs_lib.c
+++ b/src/lib/libcrypto/ecdsa/ecs_lib.c
@@ -200,8 +200,15 @@ ECDSA_DATA *ecdsa_check(EC_KEY *key)
 		ecdsa_data = (ECDSA_DATA *)ecdsa_data_new();
 		if (ecdsa_data == NULL)
 			return NULL;
-		EC_KEY_insert_key_method_data(key, (void *)ecdsa_data,
-			ecdsa_data_dup, ecdsa_data_free, ecdsa_data_free);
+		data = EC_KEY_insert_key_method_data(key, (void *)ecdsa_data,
+			   ecdsa_data_dup, ecdsa_data_free, ecdsa_data_free);
+		if (data != NULL)
+			{
+			/* Another thread raced us to install the key_method
+			 * data and won. */
+			ecdsa_data_free(ecdsa_data);
+			ecdsa_data = (ECDSA_DATA *)data;
+			}
 	}
 	else
 		ecdsa_data = (ECDSA_DATA *)data;
-- 
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