[sre-misc:thinkpad-t14s-x1e 14/106] drivers/media/platform/qcom/camss/camss-csiphy.c:811:59: warning: variable 'ret' is uninitialized when used here

[sre-misc:thinkpad-t14s-x1e 14/106] drivers/media/platform/qcom/camss/camss-csiphy.c:811:59: warning: variable 'ret' is uninitialized when used here

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-misc.git thinkpad-t14s-x1e
head:   c368130866898c0f67e75fb8e36b0708e623553b
commit: d31e377776c34b54a5a1c50a4dcd0e19437e65e5 [14/106] media: qcom: camss: Add support for PHY API devices
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20260411/202604110532.VMi9eJxS-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260411/202604110532.VMi9eJxS-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>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604110532.VMi9eJxS-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/media/platform/qcom/camss/camss-csiphy.c:811:59: warning: variable 'ret' is uninitialized when used here [-Wuninitialized]
     811 |                 dev_err(dev, "failed to get phy %s %d\n", csiphy->name, ret);
         |                                                                         ^~~
   include/linux/dev_printk.h:154:65: note: expanded from macro 'dev_err'
     154 |         dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
         |                                                                        ^~~~~~~~~~~
   include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap'
     110 |                 _p_func(dev, fmt, ##__VA_ARGS__);                       \
         |                                     ^~~~~~~~~~~
   drivers/media/platform/qcom/camss/camss-csiphy.c:798:9: note: initialize the variable 'ret' to silence this warning
     798 |         int ret;
         |                ^
         |                 = 0
   1 warning generated.


vim +/ret +811 drivers/media/platform/qcom/camss/camss-csiphy.c

   784	
   785	/*
   786	 * msm_csiphy_subdev_init - Initialize CSIPHY device structure and resources
   787	 * @csiphy: CSIPHY device
   788	 * @res: CSIPHY module resources table
   789	 * @id: CSIPHY module id
   790	 *
   791	 * Return 0 on success or a negative error code otherwise
   792	 */
   793	int msm_csiphy_subdev_init(struct camss *camss,
   794				   struct csiphy_device *csiphy,
   795				   const struct camss_subdev_resources *res, u8 id)
   796	{
   797		struct device *dev = camss->dev;
   798		int ret;
   799	
   800		csiphy->camss = camss;
   801		csiphy->id = id;
   802		csiphy->cfg.combo_mode = 0;
   803		csiphy->res = &res->csiphy;
   804	
   805		snprintf(csiphy->name, ARRAY_SIZE(csiphy->name), "csiphy%d",
   806			 csiphy->id);
   807	
   808		csiphy->phy = devm_phy_get(dev, csiphy->name);
   809	
   810		if (IS_ERR(csiphy->phy)) {
 > 811			dev_err(dev, "failed to get phy %s %d\n", csiphy->name, ret);
   812			return PTR_ERR(csiphy->phy);
   813		}
   814	
   815		ret = phy_init(csiphy->phy);
   816		if (ret)
   817			dev_err(dev, "phy %s init fail %d\n", csiphy->name, ret);
   818	
   819		return ret;
   820	}
   821	

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