wlan: Invalid parsing of few runtime variables

The change is to fix incorrect parsing of runtime variables
and performing proper check to ensure values are within
min and max range
1. SETROAMSCANPERIOD
2. SETROAMSCANREFRESHPERIOD
3. SETROAMTRIGGER

Change-Id: Ia50999c2768dc8aeedd7851952ddd39aa84efcfc
CRs-Fixed: 500494
2 files changed
tree: 09b5dd0bc66d6144fa1883e0a49c59bb64515df9
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig