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libnvdimm fixes for 7.0-rc5

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- Fix old potential use after free bug
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Merge tag 'libnvdimm-fixes-7.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm

Pull libnvdimm fix from Ira Weiny:

 - Fix old potential use after free bug

* tag 'libnvdimm-fixes-7.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm:
  nvdimm/bus: Fix potential use after free in asynchronous initialization
This commit is contained in:
Linus Torvalds 2026-03-17 15:19:58 -07:00
commit a989fde763
1 changed files with 3 additions and 2 deletions
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5
drivers/nvdimm/bus.c
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@ -486,14 +486,15 @@ EXPORT_SYMBOL_GPL(nd_synchronize);
static void nd_async_device_register(void *d, async_cookie_t cookie)
{
struct device *dev = d;
struct device *parent = dev->parent;
if (device_add(dev) != 0) {
dev_err(dev, "%s: failed\n", __func__);
put_device(dev);
}
put_device(dev);
if (dev->parent)
put_device(dev->parent);
if (parent)
put_device(parent);
}
static void nd_async_device_unregister(void *d, async_cookie_t cookie)