glsl: initialise pointer to NULL

Fixes uninitialised warning and covery defect. Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
2016-08-29 12:03:47 +10:00
parent 6a5504de2f
commit 22cec6dc5e
1 changed files with 1 additions and 1 deletions
--- a/src/compiler/glsl/lower_blend_equation_advanced.cpp
+++ b/src/compiler/glsl/lower_blend_equation_advanced.cpp
@@ -438,7 +438,7 @@ deref_output(ir_variable *var)
 static ir_function_signature *
 get_main(gl_linked_shader *sh)
 {
-   ir_function_signature *sig;
+   ir_function_signature *sig = NULL;
   /* We can't use _mesa_get_main_function_signature() because we don't
    * have a symbol table at this point.  Just go find main() by hand.
    */