+static const char *
+next_module_filtered(struct device *d)
+{
+ static char prev_module[256];
+ const char *module;
+
+ while (module = next_module(d))
+ {
+ if (strcmp(module, prev_module))
+ {
+ strncpy(prev_module, module, sizeof(prev_module));
+ prev_module[sizeof(prev_module) - 1] = 0;
+ return module;
+ }
+ }
+ prev_module[0] = 0;
+ return NULL;
+}
+