* [PATCH] PCI: imx6: fix power domain leak on probe failure @ 2026-08-23 1:11 hanzhijian 2026-08-23 7:11 ` [PATCH v2] PCI: imx6: fix resource leaks in probe error paths hanzhijian 0 siblings, 1 reply; 5+ messages in thread From: hanzhijian @ 2026-08-23 1:11 UTC (permalink / raw) To: Richard Zhu, Lucas Stach, Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas Cc: Rob Herring, Frank Li, Sascha Hauer, kernel, Fabio Estevam, linux-pci, linux-arm-kernel, imx, linux-kernel, hanzhijian, sashiko-bot imx_pcie_attach_pd() attaches the "pcie" and "pcie_phy" power domains and creates device links to them, but nothing detaches them when imx_pcie_probe() subsequently fails or defers. This leaks the power domains and device links on every probe failure or deferral. Save the device links and add imx_pcie_detach_pd() to release them, calling it from the probe error paths. Reported-by: sashiko-bot@kernel.org Link: https://lore.kernel.org/all/20260822013640.182C01F000E9@smtp.kernel.org/ Signed-off-by: hanzhijian <hanzhijian1991@gmail.com> --- drivers/pci/controller/dwc/pci-imx6.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 39790e66b..4df548679 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -182,6 +182,9 @@ struct imx_pcie { struct device *pd_pcie; /* power domain for pcie phy */ struct device *pd_pcie_phy; + /* device links for the power domains */ + struct device_link *pd_link; + struct device_link *pd_phy_link; struct phy *phy; const struct imx_pcie_drvdata *drvdata; @@ -662,6 +665,7 @@ static int imx_pcie_attach_pd(struct device *dev) dev_err(dev, "Failed to add device_link to pcie pd\n"); return -EINVAL; } + imx_pcie->pd_link = link; imx_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); if (IS_ERR(imx_pcie->pd_pcie_phy)) @@ -675,10 +679,24 @@ static int imx_pcie_attach_pd(struct device *dev) dev_err(dev, "Failed to add device_link to pcie_phy pd\n"); return -EINVAL; } + imx_pcie->pd_phy_link = link; return 0; } +static void imx_pcie_detach_pd(struct imx_pcie *imx_pcie) +{ + if (imx_pcie->pd_link) + device_link_del(imx_pcie->pd_link); + if (imx_pcie->pd_pcie) + dev_pm_domain_detach(imx_pcie->pd_pcie, true); + + if (imx_pcie->pd_phy_link) + device_link_del(imx_pcie->pd_phy_link); + if (imx_pcie->pd_pcie_phy) + dev_pm_domain_detach(imx_pcie->pd_pcie_phy, true); +} + static int imx6q_pcie_enable_ref_clk(struct imx_pcie *imx_pcie, bool enable) { if (enable) @@ -1956,8 +1974,10 @@ static int imx_pcie_probe(struct platform_device *pdev) return ret; ret = pci_pwrctrl_create_devices(dev); - if (ret) + if (ret) { + imx_pcie_detach_pd(imx_pcie); return dev_err_probe(dev, ret, "failed to create pwrctrl devices\n"); + } pci->use_parent_dt_ranges = true; if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { @@ -1999,6 +2019,7 @@ static int imx_pcie_probe(struct platform_device *pdev) return 0; err_pwrctrl_destroy: + imx_pcie_detach_pd(imx_pcie); if (ret != -EPROBE_DEFER) pci_pwrctrl_destroy_devices(dev); return ret; -- 2.43.0 ^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH v2] PCI: imx6: fix resource leaks in probe error paths 2026-08-23 1:11 [PATCH] PCI: imx6: fix power domain leak on probe failure hanzhijian @ 2026-08-23 7:11 ` hanzhijian 2026-08-24 7:55 ` [PATCH v3] " hanzhijian 0 siblings, 1 reply; 5+ messages in thread From: hanzhijian @ 2026-08-23 7:11 UTC (permalink / raw) To: Richard Zhu, Lucas Stach, Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas Cc: Rob Herring, Frank Li, Sascha Hauer, kernel, Fabio Estevam, linux-pci, linux-arm-kernel, imx, linux-kernel, hanzhijian, sashiko-bot imx_pcie_probe() leaks both pwrctrl devices and power domains on failure: - imx_pcie_attach_pd() attaches the "pcie" and "pcie_phy" power domains and creates device links to them, but the device links are only kept in a local variable and nothing detaches the domains on probe failure or deferral, so all of them leak. - A failure of devm_pm_runtime_set_active_enabled() returns directly without destroying the pwrctrl devices. - A partial failure inside imx_pcie_attach_pd() leaks the power domains and device links that were already attached. Save the device links, add imx_pcie_detach_pd() to release the power domains and device links in reverse order of acquisition, call it from the probe error paths, and make imx_pcie_attach_pd() release everything it has attached so far on failure. Reported-by: sashiko-bot@kernel.org Link: https://lore.kernel.org/all/20260822013640.182C01F000E9@smtp.kernel.org/ Signed-off-by: hanzhijian <hanzhijian1991@gmail.com> --- drivers/pci/controller/dwc/pci-imx6.c | 42 ++++++++++++++++++++++++--- 1 file changed, 38 insertions(+), 4 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 39790e66b..a2bae4a2c 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -182,6 +182,9 @@ struct imx_pcie { struct device *pd_pcie; /* power domain for pcie phy */ struct device *pd_pcie_phy; + /* device links for the power domains */ + struct device_link *pd_link; + struct device_link *pd_phy_link; struct phy *phy; const struct imx_pcie_drvdata *drvdata; @@ -639,6 +642,26 @@ static int imx6q_pcie_abort_handler(unsigned long addr, } #endif +static void imx_pcie_detach_pd(struct imx_pcie *imx_pcie) +{ + if (imx_pcie->pd_phy_link) { + device_link_del(imx_pcie->pd_phy_link); + imx_pcie->pd_phy_link = NULL; + } + if (!IS_ERR_OR_NULL(imx_pcie->pd_pcie_phy)) { + dev_pm_domain_detach(imx_pcie->pd_pcie_phy, true); + imx_pcie->pd_pcie_phy = NULL; + } + if (imx_pcie->pd_link) { + device_link_del(imx_pcie->pd_link); + imx_pcie->pd_link = NULL; + } + if (!IS_ERR_OR_NULL(imx_pcie->pd_pcie)) { + dev_pm_domain_detach(imx_pcie->pd_pcie, true); + imx_pcie->pd_pcie = NULL; + } +} + static int imx_pcie_attach_pd(struct device *dev) { struct imx_pcie *imx_pcie = dev_get_drvdata(dev); @@ -660,12 +683,18 @@ static int imx_pcie_attach_pd(struct device *dev) DL_FLAG_RPM_ACTIVE); if (!link) { dev_err(dev, "Failed to add device_link to pcie pd\n"); + imx_pcie_detach_pd(imx_pcie); return -EINVAL; } + imx_pcie->pd_link = link; imx_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); - if (IS_ERR(imx_pcie->pd_pcie_phy)) - return PTR_ERR(imx_pcie->pd_pcie_phy); + if (IS_ERR(imx_pcie->pd_pcie_phy)) { + int ret = PTR_ERR(imx_pcie->pd_pcie_phy); + + imx_pcie_detach_pd(imx_pcie); + return ret; + } link = device_link_add(dev, imx_pcie->pd_pcie_phy, DL_FLAG_STATELESS | @@ -673,8 +702,10 @@ static int imx_pcie_attach_pd(struct device *dev) DL_FLAG_RPM_ACTIVE); if (!link) { dev_err(dev, "Failed to add device_link to pcie_phy pd\n"); + imx_pcie_detach_pd(imx_pcie); return -EINVAL; } + imx_pcie->pd_phy_link = link; return 0; } @@ -1956,8 +1987,10 @@ static int imx_pcie_probe(struct platform_device *pdev) return ret; ret = pci_pwrctrl_create_devices(dev); - if (ret) + if (ret) { + imx_pcie_detach_pd(imx_pcie); return dev_err_probe(dev, ret, "failed to create pwrctrl devices\n"); + } pci->use_parent_dt_ranges = true; if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { @@ -1975,7 +2008,7 @@ static int imx_pcie_probe(struct platform_device *pdev) pm_runtime_no_callbacks(dev); ret = devm_pm_runtime_set_active_enabled(dev); if (ret < 0) - return ret; + goto err_pwrctrl_destroy; } if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SKIP_L23_READY)) @@ -1999,6 +2032,7 @@ static int imx_pcie_probe(struct platform_device *pdev) return 0; err_pwrctrl_destroy: + imx_pcie_detach_pd(imx_pcie); if (ret != -EPROBE_DEFER) pci_pwrctrl_destroy_devices(dev); return ret; -- 2.43.0 ^ permalink raw reply related [flat|nested] 5+ messages in thread
* [PATCH v3] PCI: imx6: fix resource leaks in probe error paths 2026-08-23 7:11 ` [PATCH v2] PCI: imx6: fix resource leaks in probe error paths hanzhijian @ 2026-08-24 7:55 ` hanzhijian 2026-08-24 11:01 ` Markus Elfring 2026-08-24 14:42 ` Frank Li 0 siblings, 2 replies; 5+ messages in thread From: hanzhijian @ 2026-08-24 7:55 UTC (permalink / raw) To: Richard Zhu, Lucas Stach, Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas Cc: Rob Herring, Frank Li, Sascha Hauer, kernel, Fabio Estevam, linux-pci, linux-arm-kernel, imx, linux-kernel, hanzhijian, sashiko-bot imx_pcie_probe() leaks both pwrctrl devices and power domains on failure: - imx_pcie_attach_pd() attaches the "pcie" and "pcie_phy" power domains and creates device links to them, but the device links are only kept in a local variable and nothing detaches the domains on probe failure or deferral, so all of them leak. - A failure of devm_pm_runtime_set_active_enabled() returns directly without destroying the pwrctrl devices. - A partial failure inside imx_pcie_attach_pd() leaks the power domains and device links that were already attached. Save the device links, add imx_pcie_detach_pd() to release the power domains and device links in reverse order of acquisition, call it from the probe error paths, and make imx_pcie_attach_pd() release everything it has attached so far on failure. Reported-by: sashiko-bot@kernel.org Link: https://lore.kernel.org/all/20260822013640.182C01F000E9@smtp.kernel.org/ Signed-off-by: hanzhijian <hanzhijian1991@gmail.com> --- drivers/pci/controller/dwc/pci-imx6.c | 42 ++++++++++++++++++++++++--- 1 file changed, 38 insertions(+), 4 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 39790e66b..467006d83 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -182,6 +182,9 @@ struct imx_pcie { struct device *pd_pcie; /* power domain for pcie phy */ struct device *pd_pcie_phy; + /* device links for the power domains */ + struct device_link *pd_link; + struct device_link *pd_phy_link; struct phy *phy; const struct imx_pcie_drvdata *drvdata; @@ -639,6 +642,26 @@ static int imx6q_pcie_abort_handler(unsigned long addr, } #endif +static void imx_pcie_detach_pd(struct imx_pcie *imx_pcie) +{ + if (imx_pcie->pd_phy_link) { + device_link_del(imx_pcie->pd_phy_link); + imx_pcie->pd_phy_link = NULL; + } + if (!IS_ERR_OR_NULL(imx_pcie->pd_pcie_phy)) { + dev_pm_domain_detach(imx_pcie->pd_pcie_phy, true); + imx_pcie->pd_pcie_phy = NULL; + } + if (imx_pcie->pd_link) { + device_link_del(imx_pcie->pd_link); + imx_pcie->pd_link = NULL; + } + if (!IS_ERR_OR_NULL(imx_pcie->pd_pcie)) { + dev_pm_domain_detach(imx_pcie->pd_pcie, true); + imx_pcie->pd_pcie = NULL; + } +} + static int imx_pcie_attach_pd(struct device *dev) { struct imx_pcie *imx_pcie = dev_get_drvdata(dev); @@ -660,12 +683,18 @@ static int imx_pcie_attach_pd(struct device *dev) DL_FLAG_RPM_ACTIVE); if (!link) { dev_err(dev, "Failed to add device_link to pcie pd\n"); + imx_pcie_detach_pd(imx_pcie); return -EINVAL; } + imx_pcie->pd_link = link; imx_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); - if (IS_ERR(imx_pcie->pd_pcie_phy)) - return PTR_ERR(imx_pcie->pd_pcie_phy); + if (IS_ERR(imx_pcie->pd_pcie_phy)) { + int ret = PTR_ERR(imx_pcie->pd_pcie_phy); + + imx_pcie_detach_pd(imx_pcie); + return ret; + } link = device_link_add(dev, imx_pcie->pd_pcie_phy, DL_FLAG_STATELESS | @@ -673,8 +702,10 @@ static int imx_pcie_attach_pd(struct device *dev) DL_FLAG_RPM_ACTIVE); if (!link) { dev_err(dev, "Failed to add device_link to pcie_phy pd\n"); + imx_pcie_detach_pd(imx_pcie); return -EINVAL; } + imx_pcie->pd_phy_link = link; return 0; } @@ -1956,8 +1987,10 @@ static int imx_pcie_probe(struct platform_device *pdev) return ret; ret = pci_pwrctrl_create_devices(dev); - if (ret) + if (ret) { + imx_pcie_detach_pd(imx_pcie); return dev_err_probe(dev, ret, "failed to create pwrctrl devices\n"); + } pci->use_parent_dt_ranges = true; if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { @@ -1975,7 +2008,7 @@ static int imx_pcie_probe(struct platform_device *pdev) pm_runtime_no_callbacks(dev); ret = devm_pm_runtime_set_active_enabled(dev); if (ret < 0) - return ret; + goto err_pwrctrl_destroy; } if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SKIP_L23_READY)) @@ -2001,6 +2034,7 @@ static int imx_pcie_probe(struct platform_device *pdev) err_pwrctrl_destroy: if (ret != -EPROBE_DEFER) pci_pwrctrl_destroy_devices(dev); + imx_pcie_detach_pd(imx_pcie); return ret; } -- 2.43.0 ^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v3] PCI: imx6: fix resource leaks in probe error paths 2026-08-24 7:55 ` [PATCH v3] " hanzhijian @ 2026-08-24 11:01 ` Markus Elfring 2026-08-24 14:42 ` Frank Li 1 sibling, 0 replies; 5+ messages in thread From: Markus Elfring @ 2026-08-24 11:01 UTC (permalink / raw) To: hanzhijian1991, imx, linux-pci, linux-arm-kernel, kernel, Bjorn Helgaas, Krzysztof Wilczyński, Lorenzo Pieralisi, Lucas Stach, Manivannan Sadhasivam, Richard Zhu Cc: sashiko-bot, LKML, kernel-janitors, Fabio Estevam, Frank Li, Rob Herring, Sascha Hauer > imx_pcie_probe() leaks both pwrctrl devices and power domains on > failure: … How do you think about to add any tags (like “Fixes” and “Cc”) accordingly? See also: * https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v7.2#n145 * https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/stable-kernel-rules.rst?h=v7.2#n34 Would you like to avoid a bit of duplicate source code here? > Signed-off-by: hanzhijian <hanzhijian1991@gmail.com> Can an other representation be more desirable for the “personal name” according to the requirements for the Developer's Certificate of Origin? https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v7.2#n396 > --- > drivers/pci/controller/dwc/pci-imx6.c | 42 ++++++++++++++++++++++++--- … Some contributors would appreciate patch version descriptions. https://lore.kernel.org/all/?q=%22This+looks+like+a+new+version+of+a+previously+submitted+patch%22 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v7.2#n310 Regards, Markus ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v3] PCI: imx6: fix resource leaks in probe error paths 2026-08-24 7:55 ` [PATCH v3] " hanzhijian 2026-08-24 11:01 ` Markus Elfring @ 2026-08-24 14:42 ` Frank Li 1 sibling, 0 replies; 5+ messages in thread From: Frank Li @ 2026-08-24 14:42 UTC (permalink / raw) To: hanzhijian Cc: Richard Zhu, Lucas Stach, Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas, Rob Herring, Frank Li, Sascha Hauer, kernel, Fabio Estevam, linux-pci, linux-arm-kernel, imx, linux-kernel, sashiko-bot On Mon, Aug 24, 2026 at 03:55:12PM +0800, hanzhijian wrote: Don't post new version patch at old thread. > > imx_pcie_probe() leaks both pwrctrl devices and power domains on > failure: > > - imx_pcie_attach_pd() attaches the "pcie" and "pcie_phy" power domains > and creates device links to them, but the device links are only kept > in a local variable and nothing detaches the domains on probe failure > or deferral, so all of them leak. > > - A failure of devm_pm_runtime_set_active_enabled() returns directly > without destroying the pwrctrl devices. > > - A partial failure inside imx_pcie_attach_pd() leaks the power domains > and device links that were already attached. > > Save the device links, add imx_pcie_detach_pd() to release the power > domains and device links in reverse order of acquisition, call it from > the probe error paths, and make imx_pcie_attach_pd() release everything > it has attached so far on failure. > > Reported-by: sashiko-bot@kernel.org > Link: https://lore.kernel.org/all/20260822013640.182C01F000E9@smtp.kernel.org/ > Signed-off-by: hanzhijian <hanzhijian1991@gmail.com> > --- > drivers/pci/controller/dwc/pci-imx6.c | 42 ++++++++++++++++++++++++--- > 1 file changed, 38 insertions(+), 4 deletions(-) > > diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c > index 39790e66b..467006d83 100644 > --- a/drivers/pci/controller/dwc/pci-imx6.c > +++ b/drivers/pci/controller/dwc/pci-imx6.c > @@ -182,6 +182,9 @@ struct imx_pcie { > struct device *pd_pcie; > /* power domain for pcie phy */ > struct device *pd_pcie_phy; > + /* device links for the power domains */ > + struct device_link *pd_link; > + struct device_link *pd_phy_link; > struct phy *phy; > const struct imx_pcie_drvdata *drvdata; > > @@ -639,6 +642,26 @@ static int imx6q_pcie_abort_handler(unsigned long addr, > } > #endif > > +static void imx_pcie_detach_pd(struct imx_pcie *imx_pcie) > +{ > + if (imx_pcie->pd_phy_link) { > + device_link_del(imx_pcie->pd_phy_link); > + imx_pcie->pd_phy_link = NULL; > + } > + if (!IS_ERR_OR_NULL(imx_pcie->pd_pcie_phy)) { > + dev_pm_domain_detach(imx_pcie->pd_pcie_phy, true); > + imx_pcie->pd_pcie_phy = NULL; > + } > + if (imx_pcie->pd_link) { > + device_link_del(imx_pcie->pd_link); > + imx_pcie->pd_link = NULL; > + } > + if (!IS_ERR_OR_NULL(imx_pcie->pd_pcie)) { > + dev_pm_domain_detach(imx_pcie->pd_pcie, true); > + imx_pcie->pd_pcie = NULL; > + } > +} > + > static int imx_pcie_attach_pd(struct device *dev) > { > struct imx_pcie *imx_pcie = dev_get_drvdata(dev); > @@ -660,12 +683,18 @@ static int imx_pcie_attach_pd(struct device *dev) > DL_FLAG_RPM_ACTIVE); > if (!link) { > dev_err(dev, "Failed to add device_link to pcie pd\n"); > + imx_pcie_detach_pd(imx_pcie); > return -EINVAL; > } > + imx_pcie->pd_link = link; > > imx_pcie->pd_pcie_phy = dev_pm_domain_attach_by_name(dev, "pcie_phy"); > - if (IS_ERR(imx_pcie->pd_pcie_phy)) > - return PTR_ERR(imx_pcie->pd_pcie_phy); > + if (IS_ERR(imx_pcie->pd_pcie_phy)) { > + int ret = PTR_ERR(imx_pcie->pd_pcie_phy); > + > + imx_pcie_detach_pd(imx_pcie); > + return ret; > + } > > link = device_link_add(dev, imx_pcie->pd_pcie_phy, > DL_FLAG_STATELESS | Does DL_FLAG_AUTOREMOVE_CONSUMER work? Frank > @@ -673,8 +702,10 @@ static int imx_pcie_attach_pd(struct device *dev) > DL_FLAG_RPM_ACTIVE); > if (!link) { > dev_err(dev, "Failed to add device_link to pcie_phy pd\n"); > + imx_pcie_detach_pd(imx_pcie); > return -EINVAL; > } > + imx_pcie->pd_phy_link = link; > > return 0; > } > @@ -1956,8 +1987,10 @@ static int imx_pcie_probe(struct platform_device *pdev) > return ret; > > ret = pci_pwrctrl_create_devices(dev); > - if (ret) > + if (ret) { > + imx_pcie_detach_pd(imx_pcie); > return dev_err_probe(dev, ret, "failed to create pwrctrl devices\n"); > + } > > pci->use_parent_dt_ranges = true; > if (imx_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { > @@ -1975,7 +2008,7 @@ static int imx_pcie_probe(struct platform_device *pdev) > pm_runtime_no_callbacks(dev); > ret = devm_pm_runtime_set_active_enabled(dev); > if (ret < 0) > - return ret; > + goto err_pwrctrl_destroy; > } > > if (imx_check_flag(imx_pcie, IMX_PCIE_FLAG_SKIP_L23_READY)) > @@ -2001,6 +2034,7 @@ static int imx_pcie_probe(struct platform_device *pdev) > err_pwrctrl_destroy: > if (ret != -EPROBE_DEFER) > pci_pwrctrl_destroy_devices(dev); > + imx_pcie_detach_pd(imx_pcie); > return ret; > } > > -- > 2.43.0 > > ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2026-08-24 14:43 UTC | newest] Thread overview: 5+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2026-08-23 1:11 [PATCH] PCI: imx6: fix power domain leak on probe failure hanzhijian 2026-08-23 7:11 ` [PATCH v2] PCI: imx6: fix resource leaks in probe error paths hanzhijian 2026-08-24 7:55 ` [PATCH v3] " hanzhijian 2026-08-24 11:01 ` Markus Elfring 2026-08-24 14:42 ` Frank Li
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