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path: root/drivers/mailbox
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Diffstat (limited to 'drivers/mailbox')
-rw-r--r--drivers/mailbox/mailbox.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
index 4a36632..87ef465 100644
--- a/drivers/mailbox/mailbox.c
+++ b/drivers/mailbox/mailbox.c
@@ -104,11 +104,14 @@ static void tx_tick(struct mbox_chan *chan, int r)
/* Submit next message */
msg_submit(chan);
+ if (!mssg)
+ return;
+
/* Notify the client */
- if (mssg && chan->cl->tx_done)
+ if (chan->cl->tx_done)
chan->cl->tx_done(chan->cl, mssg, r);
- if (chan->cl->tx_block)
+ if (r != -ETIME && chan->cl->tx_block)
complete(&chan->tx_complete);
}
@@ -261,7 +264,7 @@ int mbox_send_message(struct mbox_chan *chan, void *mssg)
msg_submit(chan);
- if (chan->cl->tx_block && chan->active_req) {
+ if (chan->cl->tx_block) {
unsigned long wait;
int ret;
@@ -272,8 +275,8 @@ int mbox_send_message(struct mbox_chan *chan, void *mssg)
ret = wait_for_completion_timeout(&chan->tx_complete, wait);
if (ret == 0) {
- t = -EIO;
- tx_tick(chan, -EIO);
+ t = -ETIME;
+ tx_tick(chan, t);
}
}