Commit c0cabadd authored Jan 22, 2016 by Sebastian Ott Committed by Martin Schwidefsky Jan 26, 2016

s390/pci: fix bar check

Fix the check which bar space we should map to allow available bars only.

Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent c506fff3

arch/s390/pci/pci.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -270,7 +270,7 @@ void __iomem pci_iomap_range(struct pci_dev pdev,
	struct zpci_dev *zdev = to_zpci(pdev);		struct zpci_dev *zdev = to_zpci(pdev);
	int idx;		int idx;

	if ((bar & 7) != bar)		if (!pci_resource_len(pdev, bar))
	return NULL;		return NULL;

	idx = zdev->bars[bar].map_idx;		idx = zdev->bars[bar].map_idx;