Mesa (master): mesa/main: Avoid `void function returning a value` warning.

[Jose Fonseca]

Module: Mesa
Branch: master
Commit: e378184d9c31a4b8f67cf1b75f401f2d5c54782a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e378184d9c31a4b8f67cf1b75f401f2d5c54782a

Author: Jose Fonseca <jfonseca at vmware.com>
Date:   Fri Jan  8 13:59:16 2016 +0000

mesa/main: Avoid `void function returning a value` warning.

Trivial.

Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/main/shaderimage.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/mesa/main/shaderimage.c b/src/mesa/main/shaderimage.c
index c4ebf42..040e9fd 100644
--- a/src/mesa/main/shaderimage.c
+++ b/src/mesa/main/shaderimage.c
@@ -738,8 +738,10 @@ _mesa_MemoryBarrierByRegion(GLbitfield barriers)
        * That is, if barriers is the special value GL_ALL_BARRIER_BITS, then all
        * barriers allowed by glMemoryBarrierByRegion should be activated."
        */
-      if (barriers == GL_ALL_BARRIER_BITS)
-         return ctx->Driver.MemoryBarrier(ctx, all_allowed_bits);
+      if (barriers == GL_ALL_BARRIER_BITS) {
+         ctx->Driver.MemoryBarrier(ctx, all_allowed_bits);
+         return;
+      }
 
       /* From section 7.11.2 of the OpenGL ES 3.1 specification:
        *