intel: Return if pointer to intel_context is null

It is better to test if(intel == NULL) and simply return in that case.

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
(cherry picked from commit ce1c949b162260cec84431913f7aac83cb1b938e)

diff --git a/src/mesa/drivers/dri/intel/intel_screen.c b/src/mesa/drivers/dri/intel/intel_screen.c
index a08f3d1..0566907 100644 (file)
--- a/src/mesa/drivers/dri/intel/intel_screen.c
+++ b/src/mesa/drivers/dri/intel/intel_screen.c
@@ -114,16 +114,16 @@ intelDRI2Flush(__DRIdrawable *drawable)
 {
    GET_CURRENT_CONTEXT(ctx);
    struct intel_context *intel = intel_context(ctx);
+   if (intel == NULL)
+      return;
 
-   if (intel != NULL) {
-      if (intel->gen < 4)
-        INTEL_FIREVERTICES(intel);
+   if (intel->gen < 4)
+      INTEL_FIREVERTICES(intel);
 
-      intel->need_throttle = true;
+   intel->need_throttle = true;
 
-      if (intel->batch.used)
-        intel_batchbuffer_flush(intel);
-   }
+   if (intel->batch.used)
+      intel_batchbuffer_flush(intel);
 }
 
 static const struct __DRI2flushExtensionRec intelFlushExtension = {