auxdisplay: panel: Change comments to silence fallthrough warnings

Compiling with W=1 with gcc 7.2.0 gives 3 warnings like:

  drivers/auxdisplay/panel.c: In function ‘panel_process_inputs’:
  drivers/auxdisplay/panel.c:1374:17: warning: this statement may fall
  through [-Wimplicit-fallthrough=]

Cc: Willy Tarreau <w@1wt.eu>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>

diff --git a/drivers/auxdisplay/panel.c b/drivers/auxdisplay/panel.c
index ea7869c0d7f9f638ffb33f61d7b2b7437cd3bf41..ec5e8800f8adf18ad0f645747d991abb518a2659 100644 (file)
--- a/drivers/auxdisplay/panel.c
+++ b/drivers/auxdisplay/panel.c
@@ -1372,7 +1372,7 @@ static void panel_process_inputs(void)
                                break;
                        input->rise_timer = 0;
                        input->state = INPUT_ST_RISING;
-                       /* no break here, fall through */
+                       /* fall through */
                case INPUT_ST_RISING:
                        if ((phys_curr & input->mask) != input->value) {
                                input->state = INPUT_ST_LOW;
@@ -1385,11 +1385,11 @@ static void panel_process_inputs(void)
                        }
                        input->high_timer = 0;
                        input->state = INPUT_ST_HIGH;
-                       /* no break here, fall through */
+                       /* fall through */
                case INPUT_ST_HIGH:
                        if (input_state_high(input))
                                break;
-                       /* no break here, fall through */
+                       /* fall through */
                case INPUT_ST_FALLING:
                        input_state_falling(input);
                }