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authorMathieu Trudel-Lapierre <mathieu.trudel-lapierre@canonical.com>2015-05-06 09:49:41 -0400
committerMathieu Trudel-Lapierre <mathieu.trudel-lapierre@canonical.com>2015-05-06 09:49:41 -0400
commita14921c5944c340056312f2f5b1728d698f628b1 (patch)
tree110242b91b3ade02e586bd65b9aedb05511bd34a /Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c
parent72bb39c0237f8bcc3afa8b623e8b097eec6d69cd (diff)
parent7361f67dbd7f7fe98a807d3d12f90a87262124d6 (diff)
downloadefi-boot-shim-a14921c5944c340056312f2f5b1728d698f628b1.tar.gz
efi-boot-shim-a14921c5944c340056312f2f5b1728d698f628b1.zip
Import upstream version 0.8
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c')
-rw-r--r--[-rwxr-xr-x]Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c b/Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c
index bf222347..f9ba5fb5 100755..100644
--- a/Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c
+++ b/Cryptlib/OpenSSL/crypto/ecdh/ech_lib.c
@@ -205,8 +205,15 @@ ECDH_DATA *ecdh_check(EC_KEY *key)
ecdh_data = (ECDH_DATA *)ecdh_data_new();
if (ecdh_data == NULL)
return NULL;
- EC_KEY_insert_key_method_data(key, (void *)ecdh_data,
- ecdh_data_dup, ecdh_data_free, ecdh_data_free);
+ data = EC_KEY_insert_key_method_data(key, (void *)ecdh_data,
+ ecdh_data_dup, ecdh_data_free, ecdh_data_free);
+ if (data != NULL)
+ {
+ /* Another thread raced us to install the key_method
+ * data and won. */
+ ecdh_data_free(ecdh_data);
+ ecdh_data = (ECDH_DATA *)data;
+ }
}
else
ecdh_data = (ECDH_DATA *)data;