staging: most: core: fix list traversing (e7e3ce04) · Commits · 戴 / test

drivers/staging/most/core.c

+13 −4

Original line number	Diff line number	Diff line
		@@ -529,10 +529,16 @@ static struct core_component match_component(char name)
		return NULL;
		}

		struct show_links_data {
		int offs;
		char *buf;
		};

		int print_links(struct device dev, void data)
		{
		int offs = 0;
		char *buf = data;
		struct show_links_data *d = data;
		int offs = d->offs;
		char *buf = d->buf;
		struct most_channel *c;
		struct most_interface *iface = to_most_interface(dev);

		@@ -554,13 +560,16 @@ int print_links(struct device dev, void data)
		dev_name(&c->dev));
		}
		}
		d->offs = offs;
		return 0;
		}

		static ssize_t links_show(struct device_driver drv, char buf)
		{
		bus_for_each_dev(&mc.bus, NULL, buf, print_links);
		return strlen(buf);
		struct show_links_data d = { .buf = buf };

		bus_for_each_dev(&mc.bus, NULL, &d, print_links);
		return d.offs;
		}

		static ssize_t components_show(struct device_driver drv, char buf)