diff options
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-lp5523.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c index 9b8be6f6c59..fe3bcbb5747 100644 --- a/drivers/leds/leds-lp5523.c +++ b/drivers/leds/leds-lp5523.c @@ -312,17 +312,11 @@ static int lp5523_update_program_memory(struct lp55xx_chip *chip, u8 pattern[LP5523_PROGRAM_LENGTH] = {0}; unsigned cmd; char c[3]; - int update_size; int nrchars; - int offset = 0; int ret; - int i; - - /* clear program memory before updating */ - for (i = 0; i < LP5523_PROGRAM_LENGTH; i++) - lp55xx_write(chip, LP5523_REG_PROG_MEM + i, 0); + int offset = 0; + int i = 0; - i = 0; while ((offset < size - 1) && (i < LP5523_PROGRAM_LENGTH)) { /* separate sscanfs because length is working only for %s */ ret = sscanf(data + offset, "%2s%n ", c, &nrchars); @@ -342,11 +336,9 @@ static int lp5523_update_program_memory(struct lp55xx_chip *chip, if (i % 2) goto err; - update_size = i; - mutex_lock(&chip->lock); - for (i = 0; i < update_size; i++) { + for (i = 0; i < LP5523_PROGRAM_LENGTH; i++) { ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + i, pattern[i]); if (ret) { mutex_unlock(&chip->lock); |