depau/libfprint
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

lib: Make fp_async_*_stop() not throw warning if already in right state

Browse source 
Make it possible to call fp_async_*_stop() multiple times without
penalty.
This commit is contained in:
Bastien Nocera 2019-08-07 17:26:40 +02:00
parent c11126181e
commit 50461b4d7d
1 changed files with 26 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

28
libfprint/fpi-async.c
View file

@ -387,9 +387,21 @@ API_EXPORTED int fp_async_verify_stop(struct fp_dev *dev,
g_return_val_if_fail(dev != NULL, -ENODEV);
G_DEBUG_HERE();
if (dev->state == DEV_STATE_VERIFY_STOPPING) {
fp_dbg ("Already stopping verification, returning -EINPROGRESS");
return -EINPROGRESS;
}
if (dev->state == DEV_STATE_INITIALIZED) {
if (callback)
callback(dev, user_data);
return 0;
}
drv = dev->drv;
G_DEBUG_HERE();
BUG_ON(dev->state != DEV_STATE_ERROR
&& dev->state != DEV_STATE_VERIFYING
&& dev->state != DEV_STATE_VERIFY_DONE);
@ -511,9 +523,21 @@ API_EXPORTED int fp_async_identify_stop(struct fp_dev *dev,
g_return_val_if_fail(dev != NULL, -ENODEV);
G_DEBUG_HERE();
if (dev->state == DEV_STATE_IDENTIFY_STOPPING) {
fp_dbg ("Already stopping identification, returning -EINPROGRESS");
return -EINPROGRESS;
}
if (dev->state == DEV_STATE_INITIALIZED) {
if (callback)
callback(dev, user_data);
return 0;
}
drv = dev->drv;
G_DEBUG_HERE();
BUG_ON(dev->state != DEV_STATE_IDENTIFYING
&& dev->state != DEV_STATE_IDENTIFY_DONE);