Raise an Err when CRYPTO_THREAD_lock_new fails

Add missing error raise call, as it is done everywhere else.
and as CRYPTO_THREAD_lock_new don't do it internally.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
diff --git a/crypto/asn1/tasn_utl.c b/crypto/asn1/tasn_utl.c
index cb24593..f03f9e9 100644
--- a/crypto/asn1/tasn_utl.c
+++ b/crypto/asn1/tasn_utl.c
@@ -50,6 +50,7 @@
  * then the count is incremented. If op is 0 count is set to 1. If op is -1
  * count is decremented and the return value is the current reference count
  * or 0 if no reference count exists.
+ * FIXME: return and manage any error from inside this method
  */
 
 int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it)
@@ -68,8 +69,10 @@
     if (op == 0) {
         *lck = 1;
         *lock = CRYPTO_THREAD_lock_new();
-        if (*lock == NULL)
+        if (*lock == NULL) {
+            /* FIXME: should report an error (-1) at this point */
             return 0;
+        }
         return 1;
     }
     CRYPTO_atomic_add(lck, op, &ret, *lock);
diff --git a/crypto/dh/dh_lib.c b/crypto/dh/dh_lib.c
index 8645b67..6a59f7f 100644
--- a/crypto/dh/dh_lib.c
+++ b/crypto/dh/dh_lib.c
@@ -64,6 +64,7 @@
     ret->references = 1;
     ret->lock = CRYPTO_THREAD_lock_new();
     if (ret->lock == NULL) {
+        DHerr(DH_F_DH_NEW_METHOD, ERR_R_MALLOC_FAILURE);
         OPENSSL_free(ret);
         return NULL;
     }
diff --git a/crypto/dsa/dsa_lib.c b/crypto/dsa/dsa_lib.c
index 9294594..14cb35f 100644
--- a/crypto/dsa/dsa_lib.c
+++ b/crypto/dsa/dsa_lib.c
@@ -73,6 +73,7 @@
     ret->references = 1;
     ret->lock = CRYPTO_THREAD_lock_new();
     if (ret->lock == NULL) {
+        DSAerr(DSA_F_DSA_NEW_METHOD, ERR_R_MALLOC_FAILURE);
         OPENSSL_free(ret);
         return NULL;
     }
diff --git a/crypto/dso/dso_lib.c b/crypto/dso/dso_lib.c
index 6bb9f5f..bea8776 100644
--- a/crypto/dso/dso_lib.c
+++ b/crypto/dso/dso_lib.c
@@ -39,6 +39,7 @@
     ret->references = 1;
     ret->lock = CRYPTO_THREAD_lock_new();
     if (ret->lock == NULL) {
+        DSOerr(DSO_F_DSO_NEW_METHOD, ERR_R_MALLOC_FAILURE);
         sk_void_free(ret->meth_data);
         OPENSSL_free(ret);
         return NULL;