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>
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committed by
Greg Kroah-Hartman

parent
1eb5bd4d83
commit
2d4d5481e2
@@ -132,7 +132,7 @@ int mei_amthif_read(struct mei_device *dev, struct file *file,
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return -ERESTARTSYS;
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return -ERESTARTSYS;
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if (!mei_cl_is_connected(cl)) {
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if (!mei_cl_is_connected(cl)) {
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rets = -EBUSY;
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rets = -ENODEV;
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goto out;
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goto out;
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}
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}
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@@ -143,7 +143,7 @@ ssize_t __mei_cl_recv(struct mei_cl *cl, u8 *buf, size_t length)
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mutex_lock(&bus->device_lock);
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mutex_lock(&bus->device_lock);
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if (!mei_cl_is_connected(cl)) {
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if (!mei_cl_is_connected(cl)) {
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rets = -EBUSY;
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rets = -ENODEV;
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goto out;
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goto out;
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}
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}
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}
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}
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@@ -203,7 +203,7 @@ static ssize_t mei_read(struct file *file, char __user *ubuf,
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mutex_lock(&dev->device_lock);
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mutex_lock(&dev->device_lock);
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if (!mei_cl_is_connected(cl)) {
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if (!mei_cl_is_connected(cl)) {
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rets = -EBUSY;
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rets = -ENODEV;
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goto out;
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goto out;
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}
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}
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}
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}
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