Merge tag 'auxdisplay-for-linus-v4.16-rc6' of git://github.com/ojeda/linux

Pull auxdisplay fixes from Miguel Ojeda:
 "Silence a few warnings in auxdisplay.

   - a couple of uninitialized warnings reported by the build service

   - a doc comment warning under W=1

   - three fall-through comments not recognized under W=1"

* tag 'auxdisplay-for-linus-v4.16-rc6' of git://github.com/ojeda/linux:
  auxdisplay: img-ascii-lcd: Silence 2 uninitialized warnings
  auxdisplay: img-ascii-lcd: Fix doc comment to silence warnings
  auxdisplay: panel: Change comments to silence fallthrough warnings

drivers/auxdisplay/img-ascii-lcd.c

@@ -97,7 +97,7 @@ static struct img_ascii_lcd_config boston_config = {
 static void malta_update(struct img_ascii_lcd_ctx *ctx)
 {
 	unsigned int i;
-	int err;
+	int err = 0;
 
 	for (i = 0; i < ctx->cfg->num_chars; i++) {
 		err = regmap_write(ctx->regmap,
@@ -180,7 +180,7 @@ static int sead3_wait_lcd_idle(struct img_ascii_lcd_ctx *ctx)
 static void sead3_update(struct img_ascii_lcd_ctx *ctx)
 {
 	unsigned int i;
-	int err;
+	int err = 0;
 
 	for (i = 0; i < ctx->cfg->num_chars; i++) {
 		err = sead3_wait_lcd_idle(ctx);
@@ -224,7 +224,7 @@ MODULE_DEVICE_TABLE(of, img_ascii_lcd_matches);
 
 /**
  * img_ascii_lcd_scroll() - scroll the display by a character
- * @arg: really a pointer to the private data structure
+ * @t: really a pointer to the private data structure
  *
  * Scroll the current message along the LCD by one character, rearming the
  * timer if required.

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);
 		}