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Merge tag 'thunderbolt-for-v5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt into usb-linus

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Mika writes:

thunderbolt: Fix for v5.11-rc7

A single fix for a possible NULL pointer dereference when adding device
links from ACPI description.

* tag 'thunderbolt-for-v5.11-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt:
  thunderbolt: Fix possible NULL pointer dereference in tb_acpi_add_link()
This commit is contained in:
Greg Kroah-Hartman
2021-02-01 14:04:50 +01:00
parent 3e1f4a2e11 4d395c5e74
commit 81219f8009
1 changed files with 1 additions and 1 deletions
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2
drivers/thunderbolt/acpi.c
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@@ -56,7 +56,7 @@ static acpi_status tb_acpi_add_link(acpi_handle handle, u32 level, void *data,
* managed with the xHCI and the SuperSpeed hub so we create the
* link from xHCI instead.
*/
while (!dev_is_pci(dev))
while (dev && !dev_is_pci(dev))
dev = dev->parent;
if (!dev)