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Commit ce300008 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: Remove unnecessary list_empty(&pci_pme_list) check 



list_for_each_entry() handles empty lists just fine, so there's no need to
check whether the list is empty first.

No functional change.

Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarRafael J. Wysocki <rjw@rjwysocki.net>
parent 38dbfb59

drivers/pci/pci.c

+19 −21
Original line number Diff line number Diff line
@@ -1611,7 +1611,6 @@ static void pci_pme_list_scan(struct work_struct *work) 
	struct pci_pme_device *pme_dev, *n;



	mutex_lock(&pci_pme_list_mutex);

	if (!list_empty(&pci_pme_list)) {

	list_for_each_entry_safe(pme_dev, n, &pci_pme_list, list) {

		if (pme_dev->dev->pme_poll) {

			struct pci_dev *bridge;
@@ -1633,7 +1632,6 @@ static void pci_pme_list_scan(struct work_struct *work) 
	if (!list_empty(&pci_pme_list))

		schedule_delayed_work(&pci_pme_work,

				      msecs_to_jiffies(PME_TIMEOUT));

	}

	mutex_unlock(&pci_pme_list_mutex);

}