Commit 29b27809 authored by David Kershner's avatar David Kershner Committed by Greg Kroah-Hartman
Browse files

staging: unisys: visorbus: device_responder add error handling 



The function controlvm_respond returns proper error handling, so now we
can propagate the error up and handle it appropriately.

Signed-off-by: default avatarDavid Kershner <david.kershner@unisys.com>
Reported-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 68f99d49

drivers/staging/unisys/visorbus/visorchipset.c

+4 −4
Original line number Diff line number Diff line
@@ -676,18 +676,18 @@ device_changestate_responder(enum controlvm_id cmd_id, 
					 CONTROLVM_QUEUE_REQUEST, &outmsg);

}



static void

static int

device_responder(enum controlvm_id cmd_id,

		 struct controlvm_message_header *pending_msg_hdr,

		 int response)

{

	if (!pending_msg_hdr)

		return;		/* no controlvm response needed */

		return -EIO;



	if (pending_msg_hdr->id != (u32)cmd_id)

		return;

		return -EINVAL;



	controlvm_respond(pending_msg_hdr, response);

	return controlvm_respond(pending_msg_hdr, response);

}



static int