diff options
Diffstat (limited to 'drivers/hid/hid-debug.c')
| -rw-r--r-- | drivers/hid/hid-debug.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c index cd4ece6fdfb9..56f314fbd4f9 100644 --- a/drivers/hid/hid-debug.c +++ b/drivers/hid/hid-debug.c @@ -29,6 +29,7 @@ #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/sched.h> +#include <linux/slab.h> #include <linux/uaccess.h> #include <linux/poll.h> @@ -564,10 +565,10 @@ void hid_debug_event(struct hid_device *hdev, char *buf) struct hid_debug_list *list; list_for_each_entry(list, &hdev->debug_list, node) { - for (i = 0; i <= strlen(buf); i++) - list->hid_debug_buf[(list->tail + i) % (HID_DEBUG_BUFSIZE - 1)] = + for (i = 0; i < strlen(buf); i++) + list->hid_debug_buf[(list->tail + i) % HID_DEBUG_BUFSIZE] = buf[i]; - list->tail = (list->tail + i) % (HID_DEBUG_BUFSIZE - 1); + list->tail = (list->tail + i) % HID_DEBUG_BUFSIZE; } } EXPORT_SYMBOL_GPL(hid_debug_event); |