From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: drivers/phy/freescale/phy-fsl-imx8mq-usb.c:133 tca_blk_typec_switch_set() error: 'imx_phy' dereferencing possible ERR_PTR()
Date: Fri, 24 Jul 2026 06:22:58 +0800 [thread overview]
Message-ID: <202607240502.1IavMLfa-lkp@intel.com> (raw)
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Franz Schnyder <franz.schnyder@toradex.com>
CC: Vinod Koul <vkoul@kernel.org>
CC: Frank Li <Frank.Li@nxp.com>
CC: Xu Yang <xu.yang_2@nxp.com>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 4539944e515183668109bdf4d0c3d7d228383d88
commit: 49ccab4bedd4779899246107dc19fb01c5b6fea3 phy: fsl-imx8mq-usb: fix typec orientation switch when built as module
date: 7 months ago
:::::: branch date: 27 hours ago
:::::: commit date: 7 months ago
config: powerpc-randconfig-r072-20260723 (https://download.01.org/0day-ci/archive/20260724/202607240502.1IavMLfa-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
smatch: v0.5.0-9187-g5189e3fb
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
| Fixes: 49ccab4bedd4 ("phy: fsl-imx8mq-usb: fix typec orientation switch when built as module")
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202607240502.1IavMLfa-lkp@intel.com/
smatch warnings:
drivers/phy/freescale/phy-fsl-imx8mq-usb.c:133 tca_blk_typec_switch_set() error: 'imx_phy' dereferencing possible ERR_PTR()
vim +/imx_phy +133 drivers/phy/freescale/phy-fsl-imx8mq-usb.c
efe81bea8915866 Li Jun 2018-11-15 124
b58f0f86fd6156d Xu Yang 2024-12-04 125
b58f0f86fd6156d Xu Yang 2024-12-04 126 static void tca_blk_orientation_set(struct tca_blk *tca,
b58f0f86fd6156d Xu Yang 2024-12-04 127 enum typec_orientation orientation);
b58f0f86fd6156d Xu Yang 2024-12-04 128
b58f0f86fd6156d Xu Yang 2024-12-04 129 static int tca_blk_typec_switch_set(struct typec_switch_dev *sw,
b58f0f86fd6156d Xu Yang 2024-12-04 130 enum typec_orientation orientation)
b58f0f86fd6156d Xu Yang 2024-12-04 131 {
b58f0f86fd6156d Xu Yang 2024-12-04 132 struct imx8mq_usb_phy *imx_phy = typec_switch_get_drvdata(sw);
b58f0f86fd6156d Xu Yang 2024-12-04 @133 struct tca_blk *tca = imx_phy->tca;
b58f0f86fd6156d Xu Yang 2024-12-04 134 int ret;
b58f0f86fd6156d Xu Yang 2024-12-04 135
b58f0f86fd6156d Xu Yang 2024-12-04 136 if (tca->orientation == orientation)
b58f0f86fd6156d Xu Yang 2024-12-04 137 return 0;
b58f0f86fd6156d Xu Yang 2024-12-04 138
b58f0f86fd6156d Xu Yang 2024-12-04 139 ret = clk_prepare_enable(imx_phy->clk);
b58f0f86fd6156d Xu Yang 2024-12-04 140 if (ret)
b58f0f86fd6156d Xu Yang 2024-12-04 141 return ret;
b58f0f86fd6156d Xu Yang 2024-12-04 142
b58f0f86fd6156d Xu Yang 2024-12-04 143 tca_blk_orientation_set(tca, orientation);
b58f0f86fd6156d Xu Yang 2024-12-04 144 clk_disable_unprepare(imx_phy->clk);
b58f0f86fd6156d Xu Yang 2024-12-04 145
b58f0f86fd6156d Xu Yang 2024-12-04 146 return 0;
b58f0f86fd6156d Xu Yang 2024-12-04 147 }
b58f0f86fd6156d Xu Yang 2024-12-04 148
:::::: The code at line 133 was first introduced by commit
:::::: b58f0f86fd6156d7b084257f5c91ceaf7d760927 phy: fsl-imx8mq-usb: add tca function driver for imx95
:::::: TO: Xu Yang <xu.yang_2@nxp.com>
:::::: CC: Vinod Koul <vkoul@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2026-07-23 22:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-23 22:22 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-04-10 8:28 drivers/phy/freescale/phy-fsl-imx8mq-usb.c:133 tca_blk_typec_switch_set() error: 'imx_phy' dereferencing possible ERR_PTR() kernel test robot
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