qcacld-3.0: Fix null pointer dereference in sap_signal_hdd_event

sap_signal_hdd_event function caller may pass NULL csr_romeinfo,
So validate csr_roaminfo to avoid null pointer dereference.

Change-Id: I17364d9c3eb7b84786a86c29bc03b99dc2c0149a
CRs-Fixed: 1082162
(cherry picked from commit 023028cc64383d062d10a3922dc06ba6c4cac54a)
1 file changed
tree: 9e54168b783c1a6a096ba608dbbb908ff1db458d
  1. core/
  2. target/
  3. uapi/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile
  8. README.txt