diff options
| author | Mao Zhongyi <maozy.fnst@cn.fujitsu.com> | 2017-06-27 14:16:50 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2017-07-03 22:29:49 +0300 |
| commit | 9a7c2a59708f0d691569463b161e1b516948a41e (patch) | |
| tree | 05947d2878c9974c6ab1d273aef2d73b0f0cf894 /hw/net/e1000e.c | |
| parent | 9a815774bb37d7290d2fa45a8cc313e9e9fdaa23 (diff) | |
pci: Make errp the last parameter of pci_add_capability()
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>
Diffstat (limited to 'hw/net/e1000e.c')
| -rw-r--r-- | hw/net/e1000e.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/hw/net/e1000e.c b/hw/net/e1000e.c index 08f3626a39..6c42b4478c 100644 --- a/hw/net/e1000e.c +++ b/hw/net/e1000e.c @@ -47,6 +47,7 @@ #include "e1000e_core.h" #include "trace.h" +#include "qapi/error.h" #define TYPE_E1000E "e1000e" #define E1000E(obj) OBJECT_CHECK(E1000EState, (obj), TYPE_E1000E) @@ -372,21 +373,26 @@ e1000e_gen_dsn(uint8_t *mac) static int e1000e_add_pm_capability(PCIDevice *pdev, uint8_t offset, uint16_t pmc) { - int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset, PCI_PM_SIZEOF); + Error *local_err = NULL; + int ret = pci_add_capability(pdev, PCI_CAP_ID_PM, offset, + PCI_PM_SIZEOF, &local_err); - if (ret > 0) { - pci_set_word(pdev->config + offset + PCI_PM_PMC, - PCI_PM_CAP_VER_1_1 | - pmc); + if (local_err) { + error_report_err(local_err); + return ret; + } - pci_set_word(pdev->wmask + offset + PCI_PM_CTRL, - PCI_PM_CTRL_STATE_MASK | - PCI_PM_CTRL_PME_ENABLE | - PCI_PM_CTRL_DATA_SEL_MASK); + pci_set_word(pdev->config + offset + PCI_PM_PMC, + PCI_PM_CAP_VER_1_1 | + pmc); - pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL, - PCI_PM_CTRL_PME_STATUS); - } + pci_set_word(pdev->wmask + offset + PCI_PM_CTRL, + PCI_PM_CTRL_STATE_MASK | + PCI_PM_CTRL_PME_ENABLE | + PCI_PM_CTRL_DATA_SEL_MASK); + + pci_set_word(pdev->w1cmask + offset + PCI_PM_CTRL, + PCI_PM_CTRL_PME_STATUS); return ret; } |