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Thanks, Pratap On 3/14/2025 3:42 AM, Dan Carpenter wrote: > Caution: This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding. > > > Hi Pratap, > > kernel test robot noticed the following build warnings: > > https://git-scm.com/docs/git-format-patch#_base_tree_information] > > url: https://github.com/intel-lab-lkp/linux/commits/Pratap-Nirujogi/media-i2c-Add-OV05C-camera-sensor-driver/20250301-005638 > base: https://git.linuxtv.org/media-ci/media-pending.git master > patch link: https://lore.kernel.org/r/20250228165317.3468075-1-pratap.nirujogi%40amd.com > patch subject: [PATCH] media: i2c: Add OV05C camera sensor driver > config: arm64-randconfig-r071-20250312 (https://download.01.org/0day-ci/archive/20250314/202503140559.3mp2n2oI-lkp@intel.com/config) > compiler: aarch64-linux-gcc (GCC) 14.2.0 > > 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 > | Reported-by: Dan Carpenter > | Closes: https://lore.kernel.org/r/202503140559.3mp2n2oI-lkp@intel.com/ > > smatch warnings: > drivers/media/i2c/ov05c.c:936 ov05c_probe() warn: passing zero to 'PTR_ERR' > > vim +/PTR_ERR +936 drivers/media/i2c/ov05c.c > > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 922 static int ov05c_probe(struct i2c_client *client) > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 923 { > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 924 struct ov05c *ov05c; > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 925 int i, ret; > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 926 > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 927 ov05c = devm_kzalloc(&client->dev, sizeof(*ov05c), GFP_KERNEL); > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 928 if (!ov05c) > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 929 return -ENOMEM; > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 930 > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 931 client->dev.init_name = DRV_NAME; > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 932 > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 933 /* create sensor enable gpio control */ > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 934 ov05c->enable_gpio = devm_gpiod_get(&client->dev, "sensor0_enable", GPIOD_OUT_LOW); > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 935 if (IS_ERR_OR_NULL(ov05c->enable_gpio)) > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 @936 return PTR_ERR(ov05c->enable_gpio); > > If devm_gpiod_get() returns NULL then we'd return success, but actually > devm_gpiod_get() can't return NULL. Only error pointers. > We are working on the feedback provided by reviewers on v1, we will take care of this issue too replacing IS_ERR_OR_NULL() with IS_ERR() while submitting the v2. Thank you! > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 937 > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 938 /* Initialize subdev */ > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 939 v4l2_i2c_subdev_init(&ov05c->sd, client, &ov05c_subdev_ops); > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 940 > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 941 /* Initialize CCI */ > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 942 ov05c->regmap = devm_cci_regmap_init_i2c(client, 8); > 6da03431f4f1e18 Pratap Nirujogi 2025-02-28 943 if (IS_ERR(ov05c->regmap)) { > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki >