drm/i915: Remove unneeded brackets

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Arun Siluvery <arun.siluvery@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 5ef0f99..f8aadc3 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -671,7 +671,7 @@
 	intel_ring_emit(ring, value);
 
 	dev_priv->intel_wa_regs[dev_priv->num_wa_regs].addr = addr;
-	dev_priv->intel_wa_regs[dev_priv->num_wa_regs].mask = (value) & 0xFFFF;
+	dev_priv->intel_wa_regs[dev_priv->num_wa_regs].mask = value & 0xFFFF;
 	/* value is updated with the status of remaining bits of this
 	 * register when it is read from debugfs file
 	 */