staging: unisys: visorbus: parahotplug_process_message add error handling
Add error handling to the parahotplug_process_message function so that it
returns the proper error.
Signed-off-by: David Kershner <david.kershner@unisys.com>
Reviewed-by: Reviewed-by: Tim Sell <timothy.sell@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index 46c5a93..9c0a07f 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -1211,7 +1211,7 @@ parahotplug_request_kickoff(struct parahotplug_request *req)
* off a udev script
* @inmsg: the message indicating whether to enable or disable
*/
-static void
+static int
parahotplug_process_message(struct controlvm_message *inmsg)
{
struct parahotplug_request *req;
@@ -1219,7 +1219,7 @@ parahotplug_process_message(struct controlvm_message *inmsg)
req = parahotplug_request_create(inmsg);
if (!req)
- return;
+ return -ENOMEM;
if (inmsg->cmd.device_change_state.state.active) {
/*
@@ -1252,6 +1252,7 @@ parahotplug_process_message(struct controlvm_message *inmsg)
parahotplug_request_kickoff(req);
}
+ return 0;
}
/*