ecore_wl2: Fix a memory leaking case

Summary:
there is a memory leaking in some case.
this patch fixes it.

Signed-off-by: Wonki Kim <wonki_.kim@samsung.com>

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D7167

src/lib/ecore_wl2/ecore_wl2.c

@@ -90,6 +90,8 @@ _ecore_wl2_surface_modules_init(void)
                   local_module = NULL;
                   return EINA_FALSE;
                }
+             eina_module_free(local_module);
+             local_module = NULL;
              return EINA_TRUE;
           }
      }