4.8-stable review patch. If anyone has any objections, please let me know.
------------------ From: Tomas Winkler <[email protected]> commit 2d4d5481e2d6f93b25fcfb13a9f20bbfbf54266a upstream. Correct errno on client disconnection is -ENODEV not -EBUSY Signed-off-by: Tomas Winkler <[email protected]> Signed-off-by: Alexander Usyskin <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/misc/mei/amthif.c | 2 +- drivers/misc/mei/bus.c | 2 +- drivers/misc/mei/main.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) --- a/drivers/misc/mei/amthif.c +++ b/drivers/misc/mei/amthif.c @@ -139,7 +139,7 @@ int mei_amthif_read(struct mei_device *d return -ERESTARTSYS; if (!mei_cl_is_connected(cl)) { - rets = -EBUSY; + rets = -ENODEV; goto out; } --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -142,7 +142,7 @@ ssize_t __mei_cl_recv(struct mei_cl *cl, mutex_lock(&bus->device_lock); if (!mei_cl_is_connected(cl)) { - rets = -EBUSY; + rets = -ENODEV; goto out; } } --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -202,7 +202,7 @@ static ssize_t mei_read(struct file *fil mutex_lock(&dev->device_lock); if (!mei_cl_is_connected(cl)) { - rets = -EBUSY; + rets = -ENODEV; goto out; } }
