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authorSudip Mukherjee <sudipm.mukherjee@gmail.com>2016-03-07 17:05:50 +0530
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-04-30 14:15:56 -0700
commit47f55b74cfb28cbd3328ffd5c4c0f7a14da36498 (patch)
tree6692441e028bcbf74ac20f87cf2cc9425da96bc4 /drivers/spmi
parent7ff4bdd45448936363dc6dc6c851112b5c08e209 (diff)
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>
Diffstat (limited to 'drivers/spmi')
-rw-r--r--drivers/spmi/spmi.c12
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);

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