-> The ledptrs[] array is never initialized.
-> There is no place where kbd->ledmode is set to LED_SHOW_MEM therefore the if
statement does not make much sense.
-> Since LED_SHOW_MEM is not used, it can be removed from the header file as
well.
Signed-off-by: Andreas Platschek <andi.platsc...@gmail.com>
---
drivers/tty/vt/keyboard.c | 21 +--------------------
include/linux/kbd_kern.h | 3 +--
2 files changed, 2 insertions(+), 22 deletions(-)
diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c
index a9af1b9a..d0e3a44 100644
--- a/drivers/tty/vt/keyboard.c
+++ b/drivers/tty/vt/keyboard.c
@@ -132,12 +132,6 @@ static int shift_state = 0;
static unsigned char ledstate = 0xff; /* undefined */
static unsigned char ledioctl;
-static struct ledptr {
- unsigned int *addr;
- unsigned int mask;
- unsigned char valid:1;
-} ledptrs[3];
-
/*
* Notifier list for console keyboard events
*/
@@ -994,24 +988,11 @@ void setledstate(struct kbd_struct *kbd, unsigned int led)
static inline unsigned char getleds(void)
{
struct kbd_struct *kbd = kbd_table + fg_console;
- unsigned char leds;
- int i;
if (kbd->ledmode == LED_SHOW_IOCTL)
return ledioctl;
- leds = kbd->ledflagstate;
-
- if (kbd->ledmode == LED_SHOW_MEM) {
- for (i = 0; i < 3; i++)
- if (ledptrs[i].valid) {
- if (*ledptrs[i].addr & ledptrs[i].mask)
- leds |= (1 << i);
- else
- leds &= ~(1 << i);
- }
- }
- return leds;
+ return kbd->ledflagstate;
}
static int kbd_update_leds_helper(struct input_handle *handle, void *data)
diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h
index b7c8cdc..c164c04 100644
--- a/include/linux/kbd_kern.h
+++ b/include/linux/kbd_kern.h
@@ -36,10 +36,9 @@ struct kbd_struct {
#define VC_CTRLRLOCK KG_CTRLR /* ctrlr lock mode */
unsigned char slockstate; /* for `sticky' Shift, Ctrl, etc. */
- unsigned char ledmode:2; /* one 2-bit value */
+ unsigned char ledmode:1;
#define LED_SHOW_FLAGS 0 /* traditional state */
#define LED_SHOW_IOCTL 1 /* only change leds upon ioctl */
-#define LED_SHOW_MEM 2 /* `heartbeat': peek into memory */
unsigned char ledflagstate:4; /* flags, not lights */
unsigned char default_ledflagstate:4;
--
1.7.10.4
--
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