From: Alexander Usyskin <[email protected]> In case of link reset all blocked writes should be interrupted. Note, that currently blocking write is used only through bus layer.
Signed-off-by: Alexander Usyskin <[email protected]> Signed-off-by: Tomas Winkler <[email protected]> --- drivers/misc/mei/client.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 3fd070a698ce..5ddc690752c2 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -1691,7 +1691,8 @@ out: mutex_unlock(&dev->device_lock); rets = wait_event_interruptible(cl->tx_wait, - cl->writing_state == MEI_WRITE_COMPLETE); + cl->writing_state == MEI_WRITE_COMPLETE || + (!mei_cl_is_connected(cl))); mutex_lock(&dev->device_lock); /* wait_event_interruptible returns -ERESTARTSYS */ if (rets) { @@ -1699,6 +1700,10 @@ out: rets = -EINTR; goto err; } + if (cl->writing_state != MEI_WRITE_COMPLETE) { + rets = -EFAULT; + goto err; + } } rets = size; -- 2.4.3
