| ![[Previous]](../image-lib/prev.gif) | ![[Contents]](../image-lib/contents.gif) | ![[Index]](../image-lib/keyword_index.gif) | ![[Next]](../image-lib/next.gif) | 
Remove the provided data link from the data chain
int PtUnlinkData( PtDataHdr_t **ptr, 
                  PtDataHdr_t *node );
This function removes the provided data link from the data chain. The link is freed, but its data isn't.
0 on success, or -1 if node couldn't be found in the data list.
Photon
| Safety: | |
|---|---|
| Interrupt handler | No | 
| Signal handler | No | 
| Thread | No | 
PtAddData(), PtFindData(), PtFindNextData(), PtRemoveData()
| ![[Previous]](../image-lib/prev.gif) | ![[Contents]](../image-lib/contents.gif) | ![[Index]](../image-lib/keyword_index.gif) | ![[Next]](../image-lib/next.gif) |