[media] iguanair: simplify tx loop

Make the code simpler.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 4 insertions, 10 deletions

diff --git a/drivers/media/rc/iguanair.c b/drivers/media/rc/iguanair.c
index 99a3a5a509e6..a83519a6a158 100644
--- a/drivers/media/rc/iguanair.c
+++ b/drivers/media/rc/iguanair.c
@@ -364,20 +364,14 @@ static int iguanair_tx(struct rc_dev *dev, unsigned *txbuf, unsigned count)
                         rc = -EINVAL;
                         goto out;
                 }
-                while (periods > 127) {
-                        ir->packet->payload[size++] = 127 | space;
-                        periods -= 127;
+                while (periods) {
+                        unsigned p = min(periods, 127u);
+                        ir->packet->payload[size++] = p | space;
+                        periods -= p;
                 }
-
-                ir->packet->payload[size++] = periods | space;
                 space ^= 0x80;
         }
 
-        if (count == 0) {
-                rc = -EINVAL;
-                goto out;
-        }
-
         ir->packet->header.start = 0;
         ir->packet->header.direction = DIR_OUT;
         ir->packet->header.cmd = CMD_SEND;