staging: unisys: visorbus: bus_responder add error handling

Controlvm_respond now returns an error. Add error handling to the
bus_responder function.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
David Kershner 2016-11-21 12:15:49 -05:00 committed by Greg Kroah-Hartman
parent 8dff01f7d0
commit 734ad93a23
1 changed files with 4 additions and 4 deletions

View File

@ -638,18 +638,18 @@ save_crash_message(struct controlvm_message *msg, enum crash_obj_type typ)
return 0; return 0;
} }
static void static int
bus_responder(enum controlvm_id cmd_id, bus_responder(enum controlvm_id cmd_id,
struct controlvm_message_header *pending_msg_hdr, struct controlvm_message_header *pending_msg_hdr,
int response) int response)
{ {
if (!pending_msg_hdr) if (!pending_msg_hdr)
return; /* no controlvm response needed */ return -EIO;
if (pending_msg_hdr->id != (u32)cmd_id) 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 void static void