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From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: DRI Development <dri-devel@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
	Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
	virtualization@lists.linux-foundation.org,
	Gerd Hoffmann <kraxel@redhat.com>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Daniel Vetter <daniel.vetter@intel.com>,
	Dave Airlie <airlied@redhat.com>, Sam Ravnborg <sam@ravnborg.org>
Subject: [PATCH 09/51] drm/cirrus: Use drmm_add_final_kfree
Date: Mon, 23 Mar 2020 15:49:08 +0100	[thread overview]
Message-ID: <20200323144950.3018436-10-daniel.vetter@ffwll.ch> (raw)
In-Reply-To: <20200323144950.3018436-1-daniel.vetter@ffwll.ch>

With this we can drop the final kfree from the release function.

I also noticed that cirrus forgot to call drm_dev_fini().

v2: Don't call kfree(cirrus) after we've handed overship of that to
drm_device and the drmm_ stuff.

Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: "Noralf Trønnes" <noralf@tronnes.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: virtualization@lists.linux-foundation.org
---
 drivers/gpu/drm/cirrus/cirrus.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c
index d2ff63ce8eaf..2232556ce34c 100644
--- a/drivers/gpu/drm/cirrus/cirrus.c
+++ b/drivers/gpu/drm/cirrus/cirrus.c
@@ -35,6 +35,7 @@
 #include <drm/drm_gem_shmem_helper.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_ioctl.h>
+#include <drm/drm_managed.h>
 #include <drm/drm_modeset_helper_vtables.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_simple_kms_helper.h>
@@ -527,10 +528,8 @@ static void cirrus_mode_config_init(struct cirrus_device *cirrus)
 
 static void cirrus_release(struct drm_device *dev)
 {
-	struct cirrus_device *cirrus = dev->dev_private;
-
 	drm_mode_config_cleanup(dev);
-	kfree(cirrus);
+	drm_dev_fini(dev);
 }
 
 DEFINE_DRM_GEM_FOPS(cirrus_fops);
@@ -575,9 +574,12 @@ static int cirrus_pci_probe(struct pci_dev *pdev,
 
 	dev = &cirrus->dev;
 	ret = drm_dev_init(dev, &cirrus_driver, &pdev->dev);
-	if (ret)
-		goto err_free_cirrus;
+	if (ret) {
+		kfree(cirrus);
+		goto err_pci_release;
+	}
 	dev->dev_private = cirrus;
+	drmm_add_final_kfree(dev, cirrus);
 
 	ret = -ENOMEM;
 	cirrus->vram = ioremap(pci_resource_start(pdev, 0),
@@ -618,8 +620,6 @@ static int cirrus_pci_probe(struct pci_dev *pdev,
 	iounmap(cirrus->vram);
 err_dev_put:
 	drm_dev_put(dev);
-err_free_cirrus:
-	kfree(cirrus);
 err_pci_release:
 	pci_release_regions(pdev);
 	return ret;
-- 
2.25.1

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  parent reply	other threads:[~2020-03-23 14:50 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-23 14:48 [PATCH 00/51] drm_device managed resources, v5 Daniel Vetter
2020-03-23 14:49 ` [PATCH 01/51] mm/sl[uo]b: export __kmalloc_track(_node)_caller Daniel Vetter
2020-03-26 13:46   ` Daniel Vetter
2020-03-23 14:49 ` [PATCH 02/51] drm/i915: Don't clear drvdata in ->release Daniel Vetter
2020-03-25 18:20   ` [Intel-gfx] " Jani Nikula
2020-03-26 13:15     ` Jani Nikula
2020-03-23 14:49 ` [PATCH 03/51] drm: add managed resources tied to drm_device Daniel Vetter
2020-03-23 18:36   ` Sam Ravnborg
2020-03-24 12:45   ` [PATCH] " Daniel Vetter
2020-03-23 14:49 ` [PATCH 04/51] drm: Set final_kfree in drm_dev_alloc Daniel Vetter
2020-03-23 14:49 ` [PATCH 05/51] drm/mipi_dbi: Use drmm_add_final_kfree in all drivers Daniel Vetter
2020-03-23 14:49 ` [PATCH 06/51] drm/udl: Use drmm_add_final_kfree Daniel Vetter
2020-03-23 14:49 ` [PATCH 07/51] drm/qxl: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 08/51] drm/i915: " Daniel Vetter
2020-03-26 13:10   ` Jani Nikula
2020-03-26 13:33     ` Daniel Vetter
2020-03-23 14:49 ` Daniel Vetter [this message]
2020-03-23 14:49 ` [PATCH 10/51] drm/v3d: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 11/51] drm/tidss: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 12/51] drm/mcde: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 13/51] drm/vgem: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 14/51] drm/vkms: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 15/51] drm/repaper: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 16/51] drm/ingenic: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 17/51] drm/gm12u320: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 18/51] drm/<drivers>: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 19/51] drm: Cleanups after drmm_add_final_kfree rollout Daniel Vetter
2020-04-02  0:50   ` Laurent Pinchart
2020-04-02  5:17     ` Daniel Vetter
2020-04-02  9:39       ` Laurent Pinchart
2020-04-02  9:50         ` Daniel Vetter
2020-03-23 14:49 ` [PATCH 20/51] drm: Handle dev->unique with drmm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 21/51] drm: Use drmm_ for drm_dev_init cleanup Daniel Vetter
2020-03-24 21:20   ` Sam Ravnborg
2020-03-23 14:49 ` [PATCH 22/51] drm: manage drm_minor cleanup with drmm_ Daniel Vetter
2020-03-24  8:54   ` Thomas Zimmermann
2020-03-24 20:39   ` [PATCH] " Daniel Vetter
2020-03-24 21:42     ` Sam Ravnborg
2020-03-25  9:09       ` Daniel Vetter
2020-03-24 21:36   ` [PATCH 22/51] " Sam Ravnborg
2020-03-25  9:07     ` Daniel Vetter
2020-03-23 14:49 ` [PATCH 23/51] drm: Manage drm_gem_init " Daniel Vetter
2020-03-23 14:49 ` [PATCH 24/51] drm: Manage drm_vblank_cleanup " Daniel Vetter
2020-03-23 14:49 ` [PATCH 25/51] drm: Garbage collect drm_dev_fini Daniel Vetter
2020-03-23 14:49 ` [PATCH 26/51] drm: Manage drm_mode_config_init with drmm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 27/51] drm/bochs: Remove leftover drm_atomic_helper_shutdown Daniel Vetter
2020-03-23 14:49 ` [PATCH 28/51] drm/bochs: Drop explicit drm_mode_config_cleanup Daniel Vetter
2020-03-23 14:49 ` [PATCH 29/51] drm/cirrus: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 30/51] drm/cirrus: Fully embrace devm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 31/51] drm/ingenic: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 32/51] drm/mcde: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 33/51] drm/mcde: More devm_drm_dev_init Daniel Vetter
2020-03-23 14:49 ` [PATCH 34/51] drm/meson: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 35/51] drm/pl111: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 36/51] drm/rcar-du: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 37/51] drm/rockchip: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 38/51] drm/stm: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 39/51] drm/shmob: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 40/51] drm/mtk: " Daniel Vetter
2020-03-23 15:27   ` Chun-Kuang Hu
2020-03-23 14:49 ` [PATCH 41/51] drm/tidss: " Daniel Vetter
2020-03-23 14:49 ` [PATCH 42/51] drm/gm12u320: More drmm_ Daniel Vetter
2020-03-23 14:49 ` [PATCH 43/51] drm/gm12u320: Use devm_drm_dev_init Daniel Vetter
2020-03-23 14:49 ` [PATCH 44/51] drm/gm12u320: Use helpers for shutdown/suspend/resume Daniel Vetter
2020-03-23 14:49 ` [PATCH 45/51] drm/gm12u320: Simplify upload work Daniel Vetter
2020-03-23 14:49 ` [PATCH 46/51] drm/repaper: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 47/51] drm/mipi-dbi: Move drm_mode_config_init into mipi library Daniel Vetter
2020-03-23 14:49 ` [PATCH 48/51] drm/mipi-dbi: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-23 14:49 ` [PATCH 49/51] drm/udl: " Daniel Vetter
2020-03-24  8:56   ` Thomas Zimmermann
2020-03-23 14:49 ` [PATCH 50/51] drm/udl: drop drm_driver.release hook Daniel Vetter
2020-03-23 14:49 ` [PATCH 51/51] drm: Add docs for managed resources Daniel Vetter
2020-03-26 15:10 ` [PATCH 00/51] drm_device managed resources, v5 Daniel Vetter
  -- strict thread matches above, loose matches on Subject: below --
2020-03-02 22:25 [PATCH 00/51] drm_device managed resources, v4 Daniel Vetter
2020-03-02 22:25 ` [PATCH 09/51] drm/cirrus: Use drmm_add_final_kfree Daniel Vetter
2020-03-03  7:49   ` Gerd Hoffmann
2020-03-03  8:27     ` Daniel Vetter
2020-02-27 18:14 [PATCH 00/51] drm managed resources, v3 Daniel Vetter
2020-02-27 18:14 ` [PATCH 09/51] drm/cirrus: Use drmm_add_final_kfree Daniel Vetter
2020-02-27 21:01   ` Sam Ravnborg
2020-02-21 21:02 [PATCH 00/51] drm managed resources, v2 Daniel Vetter
2020-02-21 21:02 ` [PATCH 09/51] drm/cirrus: Use drmm_add_final_kfree Daniel Vetter

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