From: Len Brown <len.brown@intel.com>
Date: Sun, 27 Dec 2009 04:02:24 +0000 (-0500)
Subject: dell-wmi, hp-wmi, msi-wmi: check wmi_get_event_data() return value
X-Git-Tag: v2.6.33-rc3~32^2~4^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fda11e61ff8a4e3a8ebbd434e46560b67cc0ca9d;p=pandora-kernel.git

dell-wmi, hp-wmi, msi-wmi: check wmi_get_event_data() return value

When acpi_evaluate_object() is passed ACPI_ALLOCATE_BUFFER,
the caller must kfree the returned buffer if AE_OK is returned.

The callers of wmi_get_event_data() pass ACPI_ALLOCATE_BUFFER,
and thus must check its return value before accessing
or kfree() on the buffer.

Signed-off-by: Len Brown <len.brown@intel.com>
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