leds: tca6507: silence an uninitialized variable warning

If choose_times() returns -EINVAL that means "c1" and "c2" haven't been
initialized.  I've added a check for that.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index c548ea10f0f0..45222a7f4f75 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -327,6 +327,8 @@ static void set_times(struct tca6507_chip *tca, int bank)
         int result;
 
         result = choose_times(tca->bank[bank].ontime, &c1, &c2);
+        if (result < 0)
+                return;
         dev_dbg(&tca->client->dev,
                 "Chose on  times %d(%d) %d(%d) for %dms\n",
                 c1, time_codes[c1],