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mei: fix return value on disconnection 

Correct errno on client disconnection is -ENODEV not -EBUSY

Cc: <stable@vger.kernel.org> #4.3+
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tomas Winkler 2016-06-23 00:25:31 +03:00 committed by Greg Kroah-Hartman
parent 1eb5bd4d83
commit 2d4d5481e2
3 changed files with 3 additions and 3 deletions
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2
drivers/misc/mei/amthif.c
View File

@ -132,7 +132,7 @@ int mei_amthif_read(struct mei_device *dev, struct file *file,
return -ERESTARTSYS;
if (!mei_cl_is_connected(cl)) {
rets = -EBUSY;
rets = -ENODEV;
goto out;
}

2
drivers/misc/mei/bus.c
View File

@ -143,7 +143,7 @@ ssize_t __mei_cl_recv(struct mei_cl *cl, u8 *buf, size_t length)
mutex_lock(&bus->device_lock);
if (!mei_cl_is_connected(cl)) {
rets = -EBUSY;
rets = -ENODEV;
goto out;
}
}

2
drivers/misc/mei/main.c
View File

@ -203,7 +203,7 @@ static ssize_t mei_read(struct file *file, char __user *ubuf,
mutex_lock(&dev->device_lock);
if (!mei_cl_is_connected(cl)) {
rets = -EBUSY;
rets = -ENODEV;
goto out;
}
}