Other errors are possible.

crypto/conf/conf_mod.c

@@ -348,13 +348,20 @@ static int module_init(CONF_MODULE *pmod, char *name, char *value, CONF *cnf)
 		}
 
 	if (initialized_modules == NULL)
+		{
 		initialized_modules = sk_CONF_IMODULE_new_null();
-
 		if (!initialized_modules)
+			{
+			CONFerr(CONF_F_MODULE_INIT, ERR_R_MALLOC_FAILURE);
 			goto err;
+			}
+		}
 
 	if (!sk_CONF_IMODULE_push(initialized_modules, imod))
+		{
+		CONFerr(CONF_F_MODULE_INIT, ERR_R_MALLOC_FAILURE);
 		goto err;
+		}
 
 	pmod->links++;
 
@@ -362,8 +369,6 @@ static int module_init(CONF_MODULE *pmod, char *name, char *value, CONF *cnf)
 
 	err:
 
-	CONFerr(CONF_F_MODULE_INIT, ERR_R_MALLOC_FAILURE);
-
 	/* We've started the module so we'd better finish it */
 	if (pmod->finish && init_called)
 		pmod->finish(imod);