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(parent: 242831e) | patch
ACPI / processor: Fix potential NULL pointer dereference in acpi_processor_add()
authorHanjun Guo <hanjun.guo@linaro.org>
Fri, 31 May 2013 03:36:08 +0000 (11:36 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Sat, 1 Jun 2013 20:23:39 +0000 (22:23 +0200)
commit173a5a4c909789fcd57d00355d2237618a3824a4
tree612b1a86e74a833e9412f992cbc4f75b641478bctree | snapshot
parent242831eb15a06fa4414eaa705fdc6dd432ab98d1commit | diff
ACPI / processor: Fix potential NULL pointer dereference in acpi_processor_add()

In acpi_processor_add(), get_cpu_device() may return NULL in some cases
which is then passed to acpi_bind_one() and that will case a NULL
pointer dereference to occur.

Add a check to prevent that from happening.

[rjw: Changelog]
Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/acpi_processor.c diff | blob | history
Domain: System / Uncategorized;