Treat the kernel's iso context handle as opaque item

Libraw1394 must not rely on the kernel always handing out the value 0
as handle of the (first) allocated isochronous I/O context.  For now
this assumption is true but it may not stay that way forever.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/fw.h b/src/fw.h
index c9596fd..fe61b20 100644
--- a/src/fw.h
+++ b/src/fw.h
@@ -109,6 +109,7 @@ struct fw_handle {
 		char *filename;
 		struct epoll_closure closure;
 		int fd;
+		unsigned kernel_handle;
 		int type;
 		int irq_interval;
 		int packet_phase;