From 2d4d5481e2d6f93b25fcfb13a9f20bbfbf54266a Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Thu, 23 Jun 2016 00:25:31 +0300 Subject: [PATCH] mei: fix return value on disconnection Correct errno on client disconnection is -ENODEV not -EBUSY Cc: #4.3+ Signed-off-by: Tomas Winkler Signed-off-by: Alexander Usyskin Signed-off-by: Greg Kroah-Hartman --- 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(-) diff --git a/drivers/misc/mei/amthif.c b/drivers/misc/mei/amthif.c index 14b454143c81..3cf54ca051ea 100644 --- a/drivers/misc/mei/amthif.c +++ b/drivers/misc/mei/amthif.c @@ -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; } diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 63411ddfb83d..9c404dc8eada 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -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; } } diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 3326bde7fba1..d62e89c80beb 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -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; } } -- 2.20.1