Spelling fixes

Change-Id: Ia4ded0c195204543c3df671ea471610237f5f44b
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/ledctl/led_controller.c b/ledctl/led_controller.c
index 9eda9ee..a2bb4c6 100644
--- a/ledctl/led_controller.c
+++ b/ledctl/led_controller.c
@@ -343,7 +343,7 @@
  * Gets the current value of passed in LED file
  * Mainly used for reading 'brightness'
  * NOTE : It is the responsibility of the caller to allocate
- * sufficient space for buffer. This will read upto user supplied
+ * sufficient space for buffer. This will read up to user supplied
  * size -or- entire contents of file whichever is smaller
  * ----------------------------------------------------------------
  */