| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 48/76] platform/x86: intel_pmc_core: fix memleak on registration failure | Date | Mon, 27 Dec 2021 16:31:03 +0100 |
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From: Johan Hovold <johan@kernel.org>
commit 26a8b09437804fabfb1db080d676b96c0de68e7c upstream.
In case device registration fails during module initialisation, the platform device structure needs to be freed using platform_device_put() to properly free all resources (e.g. the device name).
Fixes: 938835aa903a ("platform/x86: intel_pmc_core: do not create a static struct device") Cc: stable@vger.kernel.org # 5.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Link: https://lore.kernel.org/r/20211222105023.6205-1-johan@kernel.org Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/platform/x86/intel_pmc_core_pltdrv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/platform/x86/intel_pmc_core_pltdrv.c +++ b/drivers/platform/x86/intel_pmc_core_pltdrv.c @@ -65,7 +65,7 @@ static int __init pmc_core_platform_init retval = platform_device_register(pmc_core_device); if (retval) - kfree(pmc_core_device); + platform_device_put(pmc_core_device); return retval; }
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