tree: git://linuxtv.org/hverkuil/media_tree.git tegrav7 head: 21fdf53e9b25740c154944080601db0d0009f791 commit: 75bf8f97326c56ba2249f66b1ba86a4e1055e5d0 [4/31] media: i2c: Add support for IMX274 supplies and external clock config: x86_64-randconfig-m001-20201113 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com&gt; smatch warnings: drivers/media/i2c/imx274.c:1864 imx274_probe() error: uninitialized symbol 'ret'. vim +/ret +1864 drivers/media/i2c/imx274.c e671499303e4c0e Kieran Bingham 2019-07-10 1848 static int imx274_probe(struct i2c_client *client) 0985dd306f727df Leon Luo 2017-10-05 1849 { 0985dd306f727df Leon Luo 2017-10-05 1850 struct v4l2_subdev *sd; 0985dd306f727df Leon Luo 2017-10-05 1851 struct stimx274 *imx274; 0985dd306f727df Leon Luo 2017-10-05 1852 int ret; 0985dd306f727df Leon Luo 2017-10-05 1853 0985dd306f727df Leon Luo 2017-10-05 1854 /* initialize imx274 */ 0985dd306f727df Leon Luo 2017-10-05 1855 imx274 = devm_kzalloc(&client->dev, sizeof(*imx274), GFP_KERNEL); 0985dd306f727df Leon Luo 2017-10-05 1856 if (!imx274) 0985dd306f727df Leon Luo 2017-10-05 1857 return -ENOMEM; 0985dd306f727df Leon Luo 2017-10-05 1858 0985dd306f727df Leon Luo 2017-10-05 1859 mutex_init(&imx274->lock); 0985dd306f727df Leon Luo 2017-10-05 1860 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1861 imx274->xclk = devm_clk_get(&client->dev, "xclk"); 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1862 if (IS_ERR(imx274->xclk)) { 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1863 dev_err(&client->dev, "Failed to get xclk\n"); 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 @1864 return ret; This should be "return PTR_ERR(imx274->xclk); 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1865 } 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1866 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1867 ret = clk_set_rate(imx274->xclk, IMX274_DEFAULT_CLK_FREQ); 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1868 if (ret < 0) { 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1869 dev_err(&client->dev, "Failed to set xclk rate\n"); 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1870 return ret; 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1871 } 75bf8f97326c56b Sowjanya Komatineni 2020-06-03 1872 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org