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From: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
To: Intel-gfx@lists.freedesktop.org
Subject: [PATCH] drm/i915: Remove a couple pointless WARN_ONs
Date: Fri, 15 Apr 2016 11:37:18 +0100	[thread overview]
Message-ID: <1460716638-27937-1-git-send-email-tvrtko.ursulin@linux.intel.com> (raw)

From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

Just two WARN_ONs followed by pointer dereference I spotted by accident.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
---
 drivers/gpu/drm/i915/intel_lrc.c        | 2 --
 drivers/gpu/drm/i915/intel_ringbuffer.c | 7 +------
 2 files changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 1562a75ac9d1..6179b591ee84 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -892,8 +892,6 @@ int intel_logical_ring_begin(struct drm_i915_gem_request *req, int num_dwords)
 {
 	int ret;
 
-	WARN_ON(req == NULL);
-
 	ret = logical_ring_prepare(req, num_dwords * sizeof(uint32_t));
 	if (ret)
 		return ret;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 0d24494904ef..fa2dd7a9632e 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -2489,14 +2489,9 @@ static int __intel_ring_prepare(struct intel_engine_cs *engine, int bytes)
 int intel_ring_begin(struct drm_i915_gem_request *req,
 		     int num_dwords)
 {
-	struct intel_engine_cs *engine;
-	struct drm_i915_private *dev_priv;
+	struct intel_engine_cs *engine = req->engine;
 	int ret;
 
-	WARN_ON(req == NULL);
-	engine = req->engine;
-	dev_priv = req->i915;
-
 	ret = __intel_ring_prepare(engine, num_dwords * sizeof(uint32_t));
 	if (ret)
 		return ret;
-- 
1.9.1

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             reply	other threads:[~2016-04-15 10:37 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-15 10:37 Tvrtko Ursulin [this message]
2016-04-15 10:41 ` [PATCH] drm/i915: Remove a couple pointless WARN_ONs Chris Wilson
2016-04-18 11:07   ` [PATCH v2] " Tvrtko Ursulin
2016-04-18  9:24 ` ✗ Fi.CI.BAT: failure for " Patchwork
2016-04-18 12:24 ` ✗ Fi.CI.BAT: failure for drm/i915: Remove a couple pointless WARN_ONs (rev2) Patchwork

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