ACPI fix for 3.16-rc8

One commit that fixes a problem causing PNP devices to be associated
 with wrong ACPI device objects sometimes during device enumeration
 due to an incorrect check in a matching function.
 
 That problem was uncovered by the ACPI device enumeration rework
 in 3.14.
 
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Merge tag 'pm+acpi-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI fix from Rafael Wysocki:
 "One commit that fixes a problem causing PNP devices to be associated
  with wrong ACPI device objects sometimes during device enumeration due
  to an incorrect check in a matching function.

  That problem was uncovered by the ACPI device enumeration rework in
  3.14"

* tag 'pm+acpi-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI / PNP: Fix acpi_pnp_match()
This commit is contained in:
Linus Torvalds 2014-07-31 16:42:10 -07:00
commit 6f0928036b
1 changed files with 1 additions and 2 deletions

View File

@ -319,8 +319,7 @@ static int __init acpi_pnp_match(struct device *dev, void *_pnp)
struct pnp_dev *pnp = _pnp; struct pnp_dev *pnp = _pnp;
/* true means it matched */ /* true means it matched */
return !acpi->physical_node_count return pnp->data == acpi;
&& compare_pnp_id(pnp->id, acpi_device_hid(acpi));
} }
static struct acpi_device * __init acpi_pnp_find_companion(struct device *dev) static struct acpi_device * __init acpi_pnp_find_companion(struct device *dev)