[Mesa-dev] [PATCH] glsl: Initialize outputs[] array in lower_blend_equation_advanced.

Kenneth Graunke kenneth at whitecape.org
Tue Aug 30 02:16:40 UTC 2016


Caught by Coverity.  Likely fixes real issues if an output component
is not present.

CID: 1372278
Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
---
 src/compiler/glsl/lower_blend_equation_advanced.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compiler/glsl/lower_blend_equation_advanced.cpp b/src/compiler/glsl/lower_blend_equation_advanced.cpp
index a998df1..1d03392 100644
--- a/src/compiler/glsl/lower_blend_equation_advanced.cpp
+++ b/src/compiler/glsl/lower_blend_equation_advanced.cpp
@@ -497,7 +497,7 @@ lower_blend_equation_advanced(struct gl_linked_shader *sh)
     * which writes a subset of the components, starting at location_frac.
     * The variables can't overlap, thankfully.
     */
-   ir_variable *outputs[4];
+   ir_variable *outputs[4] = { NULL, NULL, NULL, NULL };
    foreach_in_list(ir_instruction, ir, sh->ir) {
       ir_variable *var = ir->as_variable();
       if (!var || var->data.mode != ir_var_shader_out)
-- 
2.9.3



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