On Monday, June 06, 2016 05:25:33 PM Andy Shevchenko wrote:
> When assign new PCI platform PM operations check for all mandatory fields to
> prevent NULL pointer dereference.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
OK in principle, but what's the motivation?
> ---
> drivers/pci/pci.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
> index c8b4dbd..badbddc 100644
> --- a/drivers/pci/pci.c
> +++ b/drivers/pci/pci.c
> @@ -530,8 +530,8 @@ static const struct pci_platform_pm_ops *pci_platform_pm;
>
> int pci_set_platform_pm(const struct pci_platform_pm_ops *ops)
> {
> - if (!ops->is_manageable || !ops->set_state || !ops->choose_state
> - || !ops->sleep_wake)
> + if (!ops->is_manageable || !ops->set_state || !ops->choose_state ||
> + !ops->sleep_wake || !ops->run_wake || !ops->need_resume)
> return -EINVAL;
> pci_platform_pm = ops;
> return 0;
>
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