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PECI fixes for v6.0

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Two minor fixes:
 * cpu
 - Fix use-after-free in adev_release()
 
 * aspeed
 - Fix error check for platform_get_irq()
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Merge tag 'peci-fixes-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/iwi/linux into char-misc-linus

Iwona writes:
  "PECI fixes for v6.0

   Two minor fixes:
   * cpu
   - Fix use-after-free in adev_release()

   * aspeed
   - Fix error check for platform_get_irq()"

* tag 'peci-fixes-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/iwi/linux:
  peci: cpu: Fix use-after-free in adev_release()
  peci: aspeed: fix error check return value of platform_get_irq()
This commit is contained in:
Greg Kroah-Hartman 2022-08-30 16:12:25 +02:00
commit c063643cb3
2 changed files with 2 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/peci/controller/peci-aspeed.c
View File

@ -523,7 +523,7 @@ static int aspeed_peci_probe(struct platform_device *pdev)
return PTR_ERR(priv->base);
priv->irq = platform_get_irq(pdev, 0);
if (!priv->irq)
if (priv->irq < 0)
return priv->irq;
ret = devm_request_irq(&pdev->dev, priv->irq, aspeed_peci_irq_handler,

3
drivers/peci/cpu.c
View File

@ -188,8 +188,6 @@ static void adev_release(struct device *dev)
{
struct auxiliary_device *adev = to_auxiliary_dev(dev);
auxiliary_device_uninit(adev);
kfree(adev->name);
kfree(adev);
}
@ -234,6 +232,7 @@ static void unregister_adev(void *_adev)
struct auxiliary_device *adev = _adev;
auxiliary_device_delete(adev);
auxiliary_device_uninit(adev);
}
static int devm_adev_add(struct device *dev, int idx)