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| author | Alexander Usyskin <alexander.usyskin@intel.com> | 2014-02-19 17:35:49 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-02-28 15:15:57 -0800 |
| commit | 7ca96aa278f8b9983184e318b06a0ed9ad0297b8 (patch) | |
| tree | b01220d624e9fbf70258a96890be25b56405c11e /drivers/misc/mei/main.c | |
| parent | 9d098192c3d45ab6dd90ae87d649950a9ef70ccb (diff) | |
| download | op-kernel-dev-7ca96aa278f8b9983184e318b06a0ed9ad0297b8.zip op-kernel-dev-7ca96aa278f8b9983184e318b06a0ed9ad0297b8.tar.gz | |
mei: make return values consistent across the driver
1. Propagate ENOTTY to user space if the client is not present
in the system
2. Use ETIME consistently on timeouts
3. Return EIO on write failures
4. Return ENODEV on recoverable device failures such as resets
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei/main.c')
| -rw-r--r-- | drivers/misc/mei/main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 434242b..49e3bb8 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -340,7 +340,7 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf, id = mei_me_cl_by_id(dev, cl->me_client_id); if (id < 0) { - rets = -ENODEV; + rets = -ENOTTY; goto out; } |
