glsl: Fix 'control reaches end of non-void function' warning.

Fix this GCC warning on non-debug builds.
glsl_types.cpp: In member function 'gl_texture_index
glsl_type::sampler_index() const':
glsl_types.cpp:157: warning: control reaches end of non-void function

NOTE: This is a candidate for the 8.0 branch.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/glsl/glsl_types.cpp b/src/glsl/glsl_types.cpp
index d4385a644ca..1489aae6d89 100644
--- a/src/glsl/glsl_types.cpp
+++ b/src/glsl/glsl_types.cpp
@@ -147,12 +147,12 @@ glsl_type::sampler_index() const
       return TEXTURE_RECT_INDEX;
    case GLSL_SAMPLER_DIM_BUF:
       assert(!"FINISHME: Implement ARB_texture_buffer_object");
-      break;
+      return TEXTURE_BUFFER_INDEX;
    case GLSL_SAMPLER_DIM_EXTERNAL:
       return TEXTURE_EXTERNAL_INDEX;
    default:
       assert(!"Should not get here.");
-      break;
+      return TEXTURE_BUFFER_INDEX;
    }
 }