i915g: Handle i915->batch == NULL correctly in flush

Fixes warning reported by Coverity.

diff --git a/src/gallium/drivers/i915/i915_flush.c b/src/gallium/drivers/i915/i915_flush.c
index 0dca722d63659940833cfded681d909a6e33329a..8cc31a8e0c46d57387d84aa2dab3388f324efc08 100644 (file)
--- a/src/gallium/drivers/i915/i915_flush.c
+++ b/src/gallium/drivers/i915/i915_flush.c
@@ -45,10 +45,13 @@ static void i915_flush_pipe( struct pipe_context *pipe,
    struct i915_context *i915 = i915_context(pipe);
    enum i915_winsys_flush_flags winsys_flags = I915_FLUSH_ASYNC;
 
+   if (!i915->batch)
+      return;
+
    /* Only shortcut this if we have no fence, otherwise we must flush the
     * empty batchbuffer to get our fence back.
     */
-   if (!fence && i915->batch && (i915->batch->map == i915->batch->ptr)) {
+   if (!fence && (i915->batch->map == i915->batch->ptr)) {
       return;
    }