wlan: Fix buffer overwrite problem in GETFASTTRANSITION

If (len + 1) is greater than priv_data.total_len then copy_to_user
results in writing more data than the buffer can hold.
Fix this by writing mininum of (len + 1) and priv_data.total_len.

Change-Id: Ib5c5c61704c810652206004c302c69a2243f9b5a
CRs-Fixed: 865565
1 file changed
tree: 2284a9364b4c6a63179227ef863e0cb486ebd10b
  1. CORE/
  2. firmware_bin/
  3. riva/
  4. Android.mk
  5. Kbuild
  6. Kconfig
  7. Makefile