msm: qdsp5: memset stack buffer allocation.
msm: qdsp5: memset stack buffer allocation.

This is needed to avoid garbage data in uninitialized variables.

Change-Id: I4f5f72b21af81655a0dc791a5d7d19866855e121
CRs-Fixed: 554300
Signed-off-by: Asish Bhattacharya <fabc8c84c888ec05ed5fb694924c4ec949ea7bac@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas