| commit | 3735d524da64b70b41c764359da36f88aded3610 | [log] [tgz] |
|---|---|---|
| author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | Thu Aug 16 22:06:55 2012 +0200 |
| committer | Rafael J. Wysocki <rjw@sisk.pl> | Fri Aug 17 19:37:14 2012 +0200 |
| tree | 6545a0abb9fa053e7ccfeae4e43fd3172e651f65 | |
| parent | 5fbbb90dfdedb9a258550e4e5debd3013266372e [diff] |
intel_idle: Check cpu_idle_get_driver() for NULL before dereferencing it. If the machine is booted without any cpu_idle driver set (b/c disable_cpuidle() has been called) we should follow other users of cpu_idle API and check the return value for NULL before using it. Reported-and-tested-by: Mark van Dijk <mark@internecto.net> Suggested-by: Jan Beulich <JBeulich@suse.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>