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staging: unisys: visorbus: controlvm_respond add error handling

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The function visorchanel_signalinsert now returns an error, propagate
the error up the stack to be handled.

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 12:15:46 -05:00
committed by Greg Kroah-Hartman
parent 79c3f971d9
commit 2d26aeb773
1 changed files with 4 additions and 6 deletions
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10
drivers/staging/unisys/visorbus/visorchipset.c
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@@ -548,19 +548,17 @@ chipset_init(struct controlvm_message *inmsg)
return res;
}
static void
static int
controlvm_respond(struct controlvm_message_header *msg_hdr, int response)
{
struct controlvm_message outmsg;
controlvm_init_response(&outmsg, msg_hdr, response);
if (outmsg.hdr.flags.test_message == 1)
return;
return -EINVAL;
if (visorchannel_signalinsert(controlvm_channel,
CONTROLVM_QUEUE_REQUEST, &outmsg)) {
return;
}
return visorchannel_signalinsert(controlvm_channel,
CONTROLVM_QUEUE_REQUEST, &outmsg);
}
static void controlvm_respond_physdev_changestate(