Check for zero duration before skipping step. This fixes pattern
echo "0 1000 10 2550 0 1000" > pattern
which should do [ .-xXx-.] but does [ Xx-.]
Signed-off-by: Pavel Machek <pa...@ucw.cz>
Suggested-by: Jacek Anaszewski <jacek.anaszew...@gmail.com>
diff --git a/drivers/leds/trigger/ledtrig-pattern.c
b/drivers/leds/trigger/ledtrig-pattern.c
index ce7acd1..bc5f495 100644
--- a/drivers/leds/trigger/ledtrig-pattern.c
+++ b/drivers/leds/trigger/ledtrig-pattern.c
@@ -87,9 +87,10 @@ static void pattern_trig_timer_function(struct timer_list *t)
data->curr->brightness);
mod_timer(&data->timer,
jiffies +
msecs_to_jiffies(data->curr->delta_t));
-
- /* Skip the tuple with zero duration */
- pattern_trig_update_patterns(data);
+ if (!data->next->delta_t) {
+ /* Skip the tuple with zero duration */
+ pattern_trig_update_patterns(data);
+ }
/* Select next tuple */
pattern_trig_update_patterns(data);
} else {
--
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