glsl: Add missing va_end in builtin_builder::add_function.

Fixes "Missing varargs init or cleanup" defect reported by Coverity.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/glsl/builtin_functions.cpp b/src/glsl/builtin_functions.cpp
index 1fedca4ceb..ce78df12e8 100644
--- a/src/glsl/builtin_functions.cpp
+++ b/src/glsl/builtin_functions.cpp
@@ -1853,6 +1853,7 @@ builtin_builder::add_function(const char *name, ...)
 
       f->add_signature(sig);
    }
+   va_end(ap);
 
    shader->symbols->add_function(f);
 }