Remap table for uniforms may contain empty entries when using explicit
uniform locations. If no active/inactive variable exists with given
location, remap table contains NULL.

Signed-off-by: Tapani Pälli <tapani.pa...@intel.com>
---
 src/mesa/main/uniform_query.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mesa/main/uniform_query.cpp b/src/mesa/main/uniform_query.cpp
index 4cd2bca..5dcb528 100644
--- a/src/mesa/main/uniform_query.cpp
+++ b/src/mesa/main/uniform_query.cpp
@@ -239,7 +239,7 @@ validate_uniform_parameters(struct gl_context *ctx,
     *         - if count is greater than one, and the uniform declared in the
     *           shader is not an array variable,
     */
-   if (location < -1) {
+   if (location < -1 || !shProg->UniformRemapTable[location]) {
       _mesa_error(ctx, GL_INVALID_OPERATION, "%s(location=%d)",
                   caller, location);
       return NULL;
-- 
1.8.3.1

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