linux-kernel - [PATCH] drm/hisilicon: Remove redundant null check

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Date:   Fri, 30 Oct 2020 17:27:26 +0800
From:   Tian Tao <tiantao6@...ilicon.com>
To:     <airlied@...ux.ie>, <daniel@...ll.ch>, <tzimmermann@...e.de>,
        <kraxel@...hat.com>, <alexander.deucher@....com>,
        <tglx@...utronix.de>, <dri-devel@...ts.freedesktop.org>,
        <xinliang.liu@...aro.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] drm/hisilicon: Remove redundant null check

drm_irq_uninstall can handle the case where dev->irq_enable is false,
so Remove redundant null check.

Signed-off-by: Tian Tao <tiantao6@...ilicon.com>
---
 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
index 0c1b40d..b71589b1 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c
@@ -246,13 +246,13 @@ static int hibmc_unload(struct drm_device *dev)
 
 	drm_atomic_helper_shutdown(dev);
 
-	if (dev->irq_enabled)
-		drm_irq_uninstall(dev);
-
+	drm_irq_uninstall(dev);
 	pci_disable_msi(dev->pdev);
+
 	hibmc_kms_fini(priv);
 	hibmc_mm_fini(priv);
 	dev->dev_private = NULL;
+
 	return 0;
 }
 
-- 
2.7.4