arachnid-labs-re-load-pro: Add SR_CONF_UNDER_VOLTAGE_THRESHOLD.

[libsigrok.git] / src / backend.c

diff --git a/src/backend.c b/src/backend.c
index beb5a8525b4bff4145d8030a2775a27bbb00ca86..a88459ac50f7eaaf123210ddb2fe8303b65ad394 100644 (file)
--- a/src/backend.c
+++ b/src/backend.c
@@ -309,7 +309,10 @@ static int sanity_check_all_drivers(const struct sr_context *ctx)
                        sr_err("No dev_list in driver %d ('%s').", i, d);
                        errors++;
                }
-               /* Note: dev_clear() is optional. */
+               if (!drivers[i]->dev_clear) {
+                       sr_err("No dev_clear in driver %d ('%s').", i, d);
+                       errors++;
+               }
                /* Note: config_get() is optional. */
                if (!drivers[i]->config_set) {
                        sr_err("No config_set in driver %d ('%s').", i, d);
@@ -537,22 +540,22 @@ SR_API int sr_init(struct sr_context **ctx)
 
        if (sanity_check_all_drivers(context) < 0) {
                sr_err("Internal driver error(s), aborting.");
-               return ret;
+               goto done;
        }
 
        if (sanity_check_all_input_modules() < 0) {
                sr_err("Internal input module error(s), aborting.");
-               return ret;
+               goto done;
        }
 
        if (sanity_check_all_output_modules() < 0) {
                sr_err("Internal output module error(s), aborting.");
-               return ret;
+               goto done;
        }
 
        if (sanity_check_all_transform_modules() < 0) {
                sr_err("Internal transform module error(s), aborting.");
-               return ret;
+               goto done;
        }
 
 #ifdef _WIN32
@@ -577,9 +580,7 @@ SR_API int sr_init(struct sr_context **ctx)
        context = NULL;
        ret = SR_OK;
 
-#if defined(HAVE_LIBUSB_1_0) || defined(_WIN32)
 done:
-#endif
        g_free(context);
        return ret;
 }