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drm: Make DRM_IOCTL_GET_CLIENT return EINVAL when it can't find client #idx.

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Fixes the getclient test and dritest -c.

Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Eric Anholt 2007-11-22 18:46:54 +10:00 committed by Dave Airlie
parent 3260f9fdfe
commit b018fcdaa5
1 changed files with 11 additions and 14 deletions
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25
drivers/char/drm/drm_ioctl.c
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@ -235,25 +235,22 @@ int drm_getclient(struct drm_device *dev, void *data,
idx = client->idx;
mutex_lock(&dev->struct_mutex);
if (list_empty(&dev->filelist)) {
mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
i = 0;
list_for_each_entry(pt, &dev->filelist, lhead) {
if (i++ >= idx)
break;
}
if (i++ >= idx) {
client->auth = pt->authenticated;
client->pid = pt->pid;
client->uid = pt->uid;
client->magic = pt->magic;
client->iocs = pt->ioctl_count;
mutex_unlock(&dev->struct_mutex);
client->auth = pt->authenticated;
client->pid = pt->pid;
client->uid = pt->uid;
client->magic = pt->magic;
client->iocs = pt->ioctl_count;
return 0;
}
}
mutex_unlock(&dev->struct_mutex);
return 0;
return -EINVAL;
}
/**