spmi: do not use bus internal data
The variable p is a data structure which is used by the driver core
internally and it is not expected that busses will be directly accessing
these driver core internal only data.
Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c
index 6b3da1b..2b9b094 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 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 @@
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);
