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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-10-13 17:25:40 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-10-13 17:25:40 -0700 |
| commit | 4a7126a25b4dfd07d61c699f724118275acc0c25 (patch) | |
| tree | c78b82bfaa96f330d412ad63e355906f963c3faf /drivers/spmi/spmi.c | |
| parent | Input: i8042 - skip selftest on ASUS laptops (diff) | |
| parent | Linux 4.8 (diff) | |
| download | linux-dev-4a7126a25b4dfd07d61c699f724118275acc0c25.tar.xz linux-dev-4a7126a25b4dfd07d61c699f724118275acc0c25.zip | |
Merge tag 'v4.8' into next
Sync up with mainline to bring in I2C host notify changes and other
updates.
Diffstat (limited to 'drivers/spmi/spmi.c')
| -rw-r--r-- | drivers/spmi/spmi.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c index 6b3da1bb0d63..2b9b0941d9eb 100644 --- a/drivers/spmi/spmi.c +++ b/drivers/spmi/spmi.c @@ -25,6 +25,7 @@ #define CREATE_TRACE_POINTS #include <trace/events/spmi.h> +static bool is_registered; static DEFINE_IDA(ctrl_ida); static void spmi_dev_release(struct device *dev) @@ -507,7 +508,7 @@ int spmi_controller_add(struct spmi_controller *ctrl) int ret; /* Can't register until after driver model init */ - if (WARN_ON(!spmi_bus_type.p)) + if (WARN_ON(!is_registered)) return -EAGAIN; ret = device_add(&ctrl->dev); @@ -576,7 +577,14 @@ module_exit(spmi_exit); static int __init spmi_init(void) { - return bus_register(&spmi_bus_type); + int ret; + + ret = bus_register(&spmi_bus_type); + if (ret) + return ret; + + is_registered = true; + return 0; } postcore_initcall(spmi_init); |