From: Marcin Ślusarz <marcin.slusarz@intel.com>
Date: Fri, 24 Jul 2020 16:59:41 +0000 (+0200)
Subject: util/format: initialize non-important components to 0
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=28f258536581a740c8da8803cafbd5dc2711efd0;p=mesa.git

util/format: initialize non-important components to 0

Avoids copying random garbage from the stack.

Found by Coverity.

Signed-off-by: Marcin Ślusarz <marcin.slusarz@intel.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6067>
---

diff --git a/src/util/format/u_format_pack.py b/src/util/format/u_format_pack.py
index 3307027bbbd..15c6be72e15 100644
--- a/src/util/format/u_format_pack.py
+++ b/src/util/format/u_format_pack.py
@@ -593,7 +593,7 @@ def generate_pack_kernel(format, src_channel, src_native_type):
     def pack_into_struct(channels, swizzles):
         inv_swizzle = inv_swizzles(swizzles)
 
-        print('         struct util_format_%s pixel;' % format.short_name())
+        print('         struct util_format_%s pixel = {0};' % format.short_name())
     
         for i in range(4):
             dst_channel = channels[i]