PCI/AER: Use PCI_DEVID() macro in aer_inject()

The PCI_DEVID() macro can be used instead of open-coding it.

No functional changes intended.

Link: https://lore.kernel.org/linux-pci/[e-mail]
Signed-off-by: Jinjie Ruan <[e-mail]>
[kwilczynski: commit log]
Signed-off-by: Krzysztof Wilczyński <[e-mail]>

drivers/pci/pcie/aer_inject.c

···
 		else
 			rperr->root_status |= PCI_ERR_ROOT_COR_RCV;
 		rperr->source_id &= 0xffff0000;
-		rperr->source_id |= (einj->bus << 8) | devfn;
+		rperr->source_id |= PCI_DEVID(einj->bus, devfn);
 	}
 	if (einj->uncor_status) {
 		if (rperr->root_status & PCI_ERR_ROOT_UNCOR_RCV)
···
 			rperr->root_status |= PCI_ERR_ROOT_NONFATAL_RCV;
 		rperr->root_status |= PCI_ERR_ROOT_UNCOR_RCV;
 		rperr->source_id &= 0x0000ffff;
-		rperr->source_id |= ((einj->bus << 8) | devfn) << 16;
+		rperr->source_id |= PCI_DEVID(einj->bus, devfn) << 16;
 	}
 	spin_unlock_irqrestore(&inject_lock, flags);