summaryrefslogtreecommitdiff
path: root/Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c
diff options
context:
space:
mode:
authorMathieu Trudel-Lapierre <mathieu.trudel-lapierre@canonical.com>2015-05-06 09:50:11 -0400
committerMathieu Trudel-Lapierre <mathieu.trudel-lapierre@canonical.com>2015-05-06 09:50:11 -0400
commit4c03444e7c971185c20fa102eb09b707aea0d4d4 (patch)
treec8402158f0090f45bb46b9b539d981633e509f9a /Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c
parent2283f5e85dbc78dd10810cb6ebfa39e61ab6759e (diff)
parenta14921c5944c340056312f2f5b1728d698f628b1 (diff)
downloadefi-boot-shim-4c03444e7c971185c20fa102eb09b707aea0d4d4.tar.gz
efi-boot-shim-4c03444e7c971185c20fa102eb09b707aea0d4d4.zip
New upstream release.
Diffstat (limited to 'Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c')
-rw-r--r--[-rwxr-xr-x]Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c b/Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c
index 2ebae3aa..81082c97 100755..100644
--- a/Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c
+++ b/Cryptlib/OpenSSL/crypto/ecdsa/ecs_lib.c
@@ -188,8 +188,15 @@ 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;