4.8-stable review patch. If anyone has any objections, please let me know.
------------------
From: Tomas Winkler <tomas.winkler@xxxxxxxxx>
commit 2d4d5481e2d6f93b25fcfb13a9f20bbfbf54266a upstream.
Correct errno on client disconnection is -ENODEV not -EBUSY
Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
Signed-off-by: Alexander Usyskin <alexander.usyskin@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
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;
}
}
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