Fix all leak in the examples shown with no device connected

[libftdi] / examples / find_all.c

diff --git a/examples/find_all.c b/examples/find_all.c
index 936a824..7d1aab4 100644 (file)
--- a/examples/find_all.c
+++ b/examples/find_all.c
@@ -15,6 +15,7 @@ int main(void)
     struct ftdi_context ftdic;
     struct ftdi_device_list *devlist, *curdev;
     char manufacturer[128], description[128];
+    int retval = EXIT_SUCCESS;
 
     if (ftdi_init(&ftdic) < 0)
     {
@@ -25,7 +26,9 @@ int main(void)
     if ((ret = ftdi_usb_find_all(&ftdic, &devlist, 0x0403, 0x6001)) < 0)
     {
         fprintf(stderr, "ftdi_usb_find_all failed: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
-        return EXIT_FAILURE;
+        retval =  EXIT_FAILURE;
+        return retval;
+        goto do_deinit;
     }
 
     printf("Number of FTDI devices found: %d\n", ret);
@@ -37,13 +40,16 @@ int main(void)
         if ((ret = ftdi_usb_get_strings(&ftdic, curdev->dev, manufacturer, 128, description, 128, NULL, 0)) < 0)
         {
             fprintf(stderr, "ftdi_usb_get_strings failed: %d (%s)\n", ret, ftdi_get_error_string(&ftdic));
-            return EXIT_FAILURE;
+            retval = EXIT_FAILURE;
+            return retval;
+            goto done;
         }
         printf("Manufacturer: %s, Description: %s\n\n", manufacturer, description);
         curdev = curdev->next;
     }
-
+done:
     ftdi_list_free(&devlist);
+do_deinit:
     ftdi_deinit(&ftdic);
 
     return EXIT_SUCCESS;