diff options
| author | Mark Brown <broonie@linaro.org> | 2013-08-29 13:59:05 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-08-29 13:59:05 +0100 |
| commit | b5f9a9d5113efe11a3b9dad600a6f833274da595 (patch) | |
| tree | 6db5fb34a2d590086e25f7f682fecb5f43e6b283 /drivers/acpi/scan.c | |
| parent | a1216394e620d0dfbb03c712ae3210e7b77c9e11 (diff) | |
| parent | 8d4d08ce8319ae26227c4dd558405963c14c2037 (diff) | |
Merge remote-tracking branch 'spi/topic/rspi' into spi-pdata
Conflicts:
drivers/spi/spi-rspi.c
Diffstat (limited to 'drivers/acpi/scan.c')
| -rw-r--r-- | drivers/acpi/scan.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 10985573aaa7..8a46c924effd 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -352,10 +352,12 @@ static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source) mutex_lock(&acpi_scan_lock); lock_device_hotplug(); - acpi_bus_get_device(handle, &device); - if (device) { - dev_warn(&device->dev, "Attempt to re-insert\n"); - goto out; + if (ost_source != ACPI_NOTIFY_BUS_CHECK) { + acpi_bus_get_device(handle, &device); + if (device) { + dev_warn(&device->dev, "Attempt to re-insert\n"); + goto out; + } } acpi_evaluate_hotplug_ost(handle, ost_source, ACPI_OST_SC_INSERT_IN_PROGRESS, NULL); @@ -1981,6 +1983,9 @@ static acpi_status acpi_bus_device_attach(acpi_handle handle, u32 lvl_not_used, if (acpi_bus_get_device(handle, &device)) return AE_CTRL_DEPTH; + if (device->handler) + return AE_OK; + ret = acpi_scan_attach_handler(device); if (ret) return ret > 0 ? AE_OK : AE_CTRL_DEPTH; |