db845c: qcom: Fix pointer arithmetic warnings.

Building the qcom tools, we see a lot of the following:
  warning: arithmetic on a pointer to void is a GNU extension

Fix this by casting the void* ptrs to char* when doing pointer
arithmatic.

Change-Id: Id2b0098388406bfc434ee01344a39e3413cb281c
Signed-off-by: John Stultz <john.stultz@linaro.org>
3 files changed