drm: Make DRM_IOCTL_GET_CLIENT return EINVAL when it can't find client #idx.
Fixes the getclient test and dritest -c. Signed-off-by: Dave Airlie <airlied@linux.ie>
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@ -235,25 +235,22 @@ int drm_getclient(struct drm_device *dev, void *data,
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idx = client->idx;
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mutex_lock(&dev->struct_mutex);
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if (list_empty(&dev->filelist)) {
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mutex_unlock(&dev->struct_mutex);
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return -EINVAL;
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}
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i = 0;
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list_for_each_entry(pt, &dev->filelist, lhead) {
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if (i++ >= idx)
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break;
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}
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if (i++ >= idx) {
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client->auth = pt->authenticated;
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client->pid = pt->pid;
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client->uid = pt->uid;
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client->magic = pt->magic;
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client->iocs = pt->ioctl_count;
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mutex_unlock(&dev->struct_mutex);
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client->auth = pt->authenticated;
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client->pid = pt->pid;
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client->uid = pt->uid;
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client->magic = pt->magic;
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client->iocs = pt->ioctl_count;
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return 0;
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}
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}
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mutex_unlock(&dev->struct_mutex);
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return 0;
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return -EINVAL;
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}
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/**
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