Fix scan_build warnings in convolve_test.cc

BUG=webm:1575

Change-Id: Ic90b09e596fa68bc516237d31b7f4540831becfd

diff --git a/test/convolve_test.cc b/test/convolve_test.cc
index 8d2f2b203c9570b1a0ce21656051f55961003583..29a040abc522ff13756dcf5be5c0df3beccda346 100644 (file)
--- a/test/convolve_test.cc
+++ b/test/convolve_test.cc
@@ -114,6 +114,7 @@ void filter_block2d_8_c(const uint8_t *src_ptr, const unsigned int src_stride,
   // and filter_max_width          = 16
   //
   uint8_t intermediate_buffer[71 * kMaxDimension];
+  vp9_zero(intermediate_buffer);
   const int intermediate_next_stride =
       1 - static_cast<int>(intermediate_height * output_width);