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mei: don't clean control queues on notify request timeout 

Timeout on notify request is not a fatal condition, and actually
cleaning control queues will disrupt other control flows of the
same client.

Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Usyskin 2016-04-20 11:03:54 -04:00 committed by Greg Kroah-Hartman
parent 9d04ee11db
commit 4a8eaa96d8
1 changed files with 2 additions and 6 deletions
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8
drivers/misc/mei/client.c
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@ -1337,12 +1337,8 @@ int mei_cl_notify_request(struct mei_cl *cl,
mei_secs_to_jiffies(MEI_CL_CONNECT_TIMEOUT));
mutex_lock(&dev->device_lock);
if (cl->notify_en != request) {
mei_io_list_flush(&dev->ctrl_rd_list, cl);
mei_io_list_flush(&dev->ctrl_wr_list, cl);
if (!cl->status)
cl->status = -EFAULT;
}
if (cl->notify_en != request && !cl->status)
cl->status = -EFAULT;
rets = cl->status;