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pci: Make errp the last parameter of pci_add_capability()

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Add Error argument for pci_add_capability() to leverage the errp
to pass info on errors. This way is helpful for its callers to
make a better error handling when moving to 'realize'.

Cc: pbonzini@redhat.com
Cc: rth@twiddle.net
Cc: ehabkost@redhat.com
Cc: mst@redhat.com
Cc: jasowang@redhat.com
Cc: marcel@redhat.com
Cc: alex.williamson@redhat.com
Cc: armbru@redhat.com
Signed-off-by: Mao Zhongyi <maozy.fnst@cn.fujitsu.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Mao Zhongyi 2017-06-27 14:16:50 +08:00 • committed by Michael S. Tsirkin
parent 9a815774bb
commit 9a7c2a5970
12 changed files with 95 additions and 43 deletions
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3
include/hw/pci/pci.h
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@ -356,7 +356,8 @@ void pci_unregister_vga(PCIDevice *pci_dev);
pcibus_t pci_get_bar_addr(PCIDevice *pci_dev, int region_num);
int pci_add_capability(PCIDevice *pdev, uint8_t cap_id,
uint8_t offset, uint8_t size);
uint8_t offset, uint8_t size,
Error **errp);
int pci_add_capability2(PCIDevice *pdev, uint8_t cap_id,
uint8_t offset, uint8_t size,
Error **errp);