linux-kernel - [PATCH 2/2] gpu: drm: i915: compress logic into one line

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Date:   Mon, 15 May 2017 17:00:28 -0500
From:   "Gustavo A. R. Silva" <garsilva@...eddedor.com>
To:     Daniel Vetter <daniel.vetter@...el.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        David Airlie <airlied@...ux.ie>
Cc:     intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>
Subject: [PATCH 2/2] gpu: drm: i915: compress logic into one line

Simplify logic to avoid unnecessary variable declaration and assignment.

Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>
---
 drivers/gpu/drm/i915/intel_display.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index b13b53b..ca6479a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9565,7 +9565,6 @@ static int ironlake_crtc_compute_clock(struct intel_crtc *crtc,
 {
 	struct drm_device *dev = crtc->base.dev;
 	struct drm_i915_private *dev_priv = to_i915(dev);
-	struct intel_shared_dpll *pll;
 	const struct intel_limit *limit;
 	int refclk = 120000;
 
@@ -9609,8 +9608,7 @@ static int ironlake_crtc_compute_clock(struct intel_crtc *crtc,
 
 	ironlake_compute_dpll(crtc, crtc_state, NULL);
 
-	pll = intel_get_shared_dpll(crtc, crtc_state, NULL);
-	if (pll == NULL) {
+	if (!intel_get_shared_dpll(crtc, crtc_state, NULL)) {
 		DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n",
 				 pipe_name(crtc->pipe));
 		return -EINVAL;
-- 
2.5.0