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Commit 2d5c1216 authored by Gavin Shan's avatar Gavin Shan Committed by Benjamin Herrenschmidt
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powerpc/eeh: Enhance converting EEH dev 



Under some special circumstances, the EEH device doesn't have the
associated device tree node or PCI device. The patch enhances those
functions converting EEH device to device tree node or PCI device
accordingly to avoid unnecessary system crash.

Signed-off-by: default avatarGavin Shan <shangw@linux.vnet.ibm.com>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 5fb62169

arch/powerpc/include/asm/eeh.h

+2 −2
Original line number Diff line number Diff line
@@ -95,12 +95,12 @@ struct eeh_dev { 


static inline struct device_node *eeh_dev_to_of_node(struct eeh_dev *edev)

{

	return edev->dn;

	return edev ? edev->dn : NULL;

}



static inline struct pci_dev *eeh_dev_to_pci_dev(struct eeh_dev *edev)

{

	return edev->pdev;

	return edev ? edev->pdev : NULL;

}



/*