HID: debug: improve hid_debug_event()

[cascardo/linux.git] / drivers / hid / hid-debug.c

diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index 2886b64..acfb522 100644 (file)
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -659,13 +659,13 @@ EXPORT_SYMBOL_GPL(hid_dump_device);
 /* enqueue string to 'events' ring buffer */
 void hid_debug_event(struct hid_device *hdev, char *buf)
 {
-       int i;
+       unsigned i;
        struct hid_debug_list *list;
        unsigned long flags;
 
        spin_lock_irqsave(&hdev->debug_list_lock, flags);
        list_for_each_entry(list, &hdev->debug_list, node) {
-               for (i = 0; i < strlen(buf); i++)
+               for (i = 0; buf[i]; i++)
                        list->hid_debug_buf[(list->tail + i) % HID_DEBUG_BUFSIZE] =
                                buf[i];
                list->tail = (list->tail + i) % HID_DEBUG_BUFSIZE;