From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: Re: [PATCH v3 1/3] drm/display: add transparent bridge helper
Date: Wed, 9 Aug 2023 05:58:47 +0800 [thread overview]
Message-ID: <202308090559.RMlH2Dl6-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20230802011845.4176631-2-dmitry.baryshkov@linaro.org>
References: <20230802011845.4176631-2-dmitry.baryshkov@linaro.org>
TO: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
TO: David Airlie <airlied@gmail.com>
TO: Daniel Vetter <daniel@ffwll.ch>
TO: Andy Gross <agross@kernel.org>
TO: Bjorn Andersson <andersson@kernel.org>
TO: Konrad Dybcio <konrad.dybcio@linaro.org>
TO: Vinod Koul <vkoul@kernel.org>
TO: Kishon Vijay Abraham I <kishon@kernel.org>
TO: Heikki Krogerus <heikki.krogerus@linux.intel.com>
TO: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
TO: Neil Armstrong <neil.armstrong@linaro.org>
CC: linux-phy@lists.infradead.org
CC: linux-arm-msm@vger.kernel.org
CC: linux-usb@vger.kernel.org
CC: freedreno@lists.freedesktop.org
CC: dri-devel@lists.freedesktop.org
Hi Dmitry,
kernel test robot noticed the following build warnings:
[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on usb/usb-testing usb/usb-next usb/usb-linus drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.5-rc5 next-20230808]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Dmitry-Baryshkov/drm-display-add-transparent-bridge-helper/20230802-091932
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20230802011845.4176631-2-dmitry.baryshkov%40linaro.org
patch subject: [PATCH v3 1/3] drm/display: add transparent bridge helper
:::::: branch date: 7 days ago
:::::: commit date: 7 days ago
config: x86_64-randconfig-m001-20230808 (https://download.01.org/0day-ci/archive/20230809/202308090559.RMlH2Dl6-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230809/202308090559.RMlH2Dl6-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202308090559.RMlH2Dl6-lkp@intel.com/
smatch warnings:
drivers/gpu/drm/display/drm_simple_bridge.c:41 drm_simple_bridge_register() warn: possible memory leak of 'adev'
vim +/adev +41 drivers/gpu/drm/display/drm_simple_bridge.c
abf701043719cd Dmitry Baryshkov 2023-08-02 29
abf701043719cd Dmitry Baryshkov 2023-08-02 30 int drm_simple_bridge_register(struct device *parent)
abf701043719cd Dmitry Baryshkov 2023-08-02 31 {
abf701043719cd Dmitry Baryshkov 2023-08-02 32 struct auxiliary_device *adev;
abf701043719cd Dmitry Baryshkov 2023-08-02 33 int ret;
abf701043719cd Dmitry Baryshkov 2023-08-02 34
abf701043719cd Dmitry Baryshkov 2023-08-02 35 adev = kzalloc(sizeof(*adev), GFP_KERNEL);
abf701043719cd Dmitry Baryshkov 2023-08-02 36 if (!adev)
abf701043719cd Dmitry Baryshkov 2023-08-02 37 return -ENOMEM;
abf701043719cd Dmitry Baryshkov 2023-08-02 38
abf701043719cd Dmitry Baryshkov 2023-08-02 39 ret = ida_alloc(&simple_bridge_ida, GFP_KERNEL);
abf701043719cd Dmitry Baryshkov 2023-08-02 40 if (ret < 0)
abf701043719cd Dmitry Baryshkov 2023-08-02 @41 return ret;
abf701043719cd Dmitry Baryshkov 2023-08-02 42
abf701043719cd Dmitry Baryshkov 2023-08-02 43 adev->id = ret;
abf701043719cd Dmitry Baryshkov 2023-08-02 44 adev->name = "simple_bridge";
abf701043719cd Dmitry Baryshkov 2023-08-02 45 adev->dev.parent = parent;
abf701043719cd Dmitry Baryshkov 2023-08-02 46 adev->dev.of_node = parent->of_node;
abf701043719cd Dmitry Baryshkov 2023-08-02 47 adev->dev.release = drm_simple_bridge_release;
abf701043719cd Dmitry Baryshkov 2023-08-02 48
abf701043719cd Dmitry Baryshkov 2023-08-02 49 ret = auxiliary_device_init(adev);
abf701043719cd Dmitry Baryshkov 2023-08-02 50 if (ret) {
abf701043719cd Dmitry Baryshkov 2023-08-02 51 kfree(adev);
abf701043719cd Dmitry Baryshkov 2023-08-02 52 return ret;
abf701043719cd Dmitry Baryshkov 2023-08-02 53 }
abf701043719cd Dmitry Baryshkov 2023-08-02 54
abf701043719cd Dmitry Baryshkov 2023-08-02 55 ret = auxiliary_device_add(adev);
abf701043719cd Dmitry Baryshkov 2023-08-02 56 if (ret) {
abf701043719cd Dmitry Baryshkov 2023-08-02 57 auxiliary_device_uninit(adev);
abf701043719cd Dmitry Baryshkov 2023-08-02 58 return ret;
abf701043719cd Dmitry Baryshkov 2023-08-02 59 }
abf701043719cd Dmitry Baryshkov 2023-08-02 60
abf701043719cd Dmitry Baryshkov 2023-08-02 61 return devm_add_action_or_reset(parent, drm_simple_bridge_unregister_adev, adev);
abf701043719cd Dmitry Baryshkov 2023-08-02 62 }
abf701043719cd Dmitry Baryshkov 2023-08-02 63 EXPORT_SYMBOL_GPL(drm_simple_bridge_register);
abf701043719cd Dmitry Baryshkov 2023-08-02 64
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2023-08-08 22:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-08 21:58 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2023-08-02 1:18 [PATCH v3 0/3] drm/display: simplify support for transparent DRM bridges Dmitry Baryshkov
2023-08-02 1:18 ` [PATCH v3 1/3] drm/display: add transparent bridge helper Dmitry Baryshkov
2023-08-02 1:18 ` Dmitry Baryshkov
2023-08-02 1:18 ` Dmitry Baryshkov
2023-08-02 8:08 ` Neil Armstrong
2023-08-02 8:08 ` Neil Armstrong
2023-08-02 8:08 ` Neil Armstrong
2023-08-02 8:09 ` Neil Armstrong
2023-08-02 8:09 ` Neil Armstrong
2023-08-02 8:09 ` Neil Armstrong
2023-08-02 8:15 ` Neil Armstrong
2023-08-02 8:15 ` Neil Armstrong
2023-08-02 8:15 ` Neil Armstrong
2023-08-02 9:12 ` Dmitry Baryshkov
2023-08-02 9:12 ` Dmitry Baryshkov
2023-08-02 9:12 ` Dmitry Baryshkov
2023-08-06 12:30 ` kernel test robot
2023-08-06 12:30 ` kernel test robot
2023-08-06 12:30 ` kernel test robot
2023-08-09 7:58 ` Dan Carpenter
2023-08-09 7:58 ` Dan Carpenter
2023-08-09 7:58 ` Dan Carpenter
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