qcacld 3.0: Address buffer overflow due to invalid length

qcacld-2.0 to qcacld-3.0 propagation
Check for valid length before copying the packet filter data from
userspace buffer to kernel space buffer to avoid buffer overflow
issue.

Change-Id: I9548727543b903b5eaafa25c6184615d511ca99d
CRs-Fixed: 930533
1 file changed
tree: f0ee2eacf378a3b0b9b5b31a1272a0a66c899d36
  1. config/
  2. core/
  3. target/
  4. uapi/
  5. Android.mk
  6. Kbuild
  7. Kconfig
  8. Makefile
  9. README.txt