qcacld-3.0: Fix monitor mode initialization failure on Helium

Returning a negative value from the API results in the failure
on unsupported platform.

CRs-Fixed: 2082239
Change-Id: I75b14b81eaa00d53784a6deb90b99666e28b164d
1 file changed
tree: 9e3bb9e70d920c7beb9600d4e9a0f612e69ef057
  1. components/
  2. core/
  3. uapi/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile
  8. README.txt