wlan: Use vmalloc for size larger than 4k.

Currently for dynamic memory allocation even
large memory blocks are allocated through malloc.
This might create low resource condition as large
continuous memory may not be available. As a part
of fix, use vmalloc for large memory allocation.

Change-Id: I98065a46a821077a80d5b616812378ea47db5247
CRs-Fixed: 823488
6 files changed
tree: 3f127f3ff18b0913de3a115860415fe6326b7eeb
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile