linux-kernel - [PATCH] drm/i915: fix simple

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Message-ID: <20150305140308.GA14261@waimea.lkp.intel.com>
Date:	Thu, 5 Mar 2015 22:03:08 +0800
From:	kbuild test robot <fengguang.wu@...el.com>
To:	Paulo Zanoni <paulo.r.zanoni@...el.com>
Cc:	kbuild-all@...org, Daniel Vetter <daniel.vetter@...ll.ch>,
	Rodrigo Vivi <rodrigo.vivi@...el.com>,
	Jani Nikula <jani.nikula@...ux.intel.com>,
	David Airlie <airlied@...ux.ie>,
	intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] drm/i915: fix simple_return.cocci warnings

drivers/gpu/drm/i915/intel_ringbuffer.c:435:1-4: WARNING: end returns can be simpified

 Simplify a trivial if-return sequence.  Possibly combine with a
 preceding function call.
Generated by: scripts/coccinelle/misc/simple_return.cocci

CC: Paulo Zanoni <paulo.r.zanoni@...el.com>
Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---

 intel_ringbuffer.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -432,11 +432,7 @@ gen8_render_ring_flush(struct intel_engi
 			return ret;
 	}
 
-	ret = gen8_emit_pipe_control(ring, flags, scratch_addr);
-	if (ret)
-		return ret;
-
-	return 0;
+	return gen8_emit_pipe_control(ring, flags, scratch_addr);
 }
 
 static void ring_write_tail(struct intel_engine_cs *ring,
--
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