diff options
| author | Feng Tian <feng.tian@intel.com> | 2013-10-30 03:49:24 +0000 |
|---|---|---|
| committer | erictian <erictian@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-10-30 03:49:24 +0000 |
| commit | 127884c52aa132f194cbf5bf30dfab96262c035d (patch) | |
| tree | 754b540ddb4f27ea2e573be740cb8f19b1e7156d /MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c | |
| parent | 95d0cb14032695e001675d995bb731b4808fffed (diff) | |
MdeMdeModulePkg/UsbBusDxe: If DisconnectController() returns an error the USB Bus Driver would retry the DisconnectController() from a timer event until it succeeds
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14819 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c')
| -rw-r--r-- | MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c index 9e5299c0e..2fcacad46 100644 --- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c +++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbHub.c @@ -988,6 +988,10 @@ UsbHubResetPort ( for (Index = 0; Index < USB_WAIT_PORT_STS_CHANGE_LOOP; Index++) {
Status = UsbHubGetPortStatus (HubIf, Port, &PortState);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
if (!EFI_ERROR (Status) &&
USB_BIT_IS_SET (PortState.PortChangeStatus, USB_PORT_STAT_C_RESET)) {
gBS->Stall (USB_SET_PORT_RECOVERY_STALL);
|