thermal: Use thermal zone device id in netlink messages

This patch changes the function thermal_generate_netlink_event
to receive a thermal zone device instead of a originator id.

This way, the messages will always be bound to a thermal zone.

Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Reviewed-by: Durgadoss R <durgadoss.r@intel.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
index 8c8ce806180f..d85f51f433be 100644
--- a/drivers/thermal/thermal_sys.c
+++ b/drivers/thermal/thermal_sys.c
@@ -1711,7 +1711,8 @@ static struct genl_multicast_group thermal_event_mcgrp = {
         .name = THERMAL_GENL_MCAST_GROUP_NAME,
 };
 
-int thermal_generate_netlink_event(u32 orig, enum events event)
+int thermal_generate_netlink_event(struct thermal_zone_device *tz,
+                                        enum events event)
 {
         struct sk_buff *skb;
         struct nlattr *attr;
@@ -1721,6 +1722,9 @@ int thermal_generate_netlink_event(u32 orig, enum events event)
         int result;
         static unsigned int thermal_event_seqnum;
 
+        if (!tz)
+                return -EINVAL;
+
         /* allocate memory */
         size = nla_total_size(sizeof(struct thermal_genl_event)) +
                nla_total_size(0);
@@ -1755,7 +1759,7 @@ int thermal_generate_netlink_event(u32 orig, enum events event)
 
         memset(thermal_event, 0, sizeof(struct thermal_genl_event));
 
-        thermal_event->orig = orig;
+        thermal_event->orig = tz->id;
         thermal_event->event = event;
 
         /* send multicast genetlink message */