X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=libusb%2Flibusb.h;h=7ec3fcfc34ba5cd4bff63c0b06de04bee5021f98;hb=1d1411b606438169fd639e0382fa89809aa97bf5;hp=2825b416f43cd0749bf22b8e7d69f38306a42353;hpb=f7084fea1107625fe5aeb275a2a4801bed2920d5;p=platform%2Fupstream%2Flibusb.git

diff --git a/libusb/libusb.h b/libusb/libusb.h
index 2825b41..7ec3fcf 100644
--- a/libusb/libusb.h
+++ b/libusb/libusb.h
@@ -982,8 +982,9 @@ struct libusb_version {
  * Sessions are created by libusb_init() and destroyed through libusb_exit().
  * If your application is guaranteed to only ever include a single libusb
  * user (i.e. you), you do not have to worry about contexts: pass NULL in
- * every function call where a context is required. The default context
- * will be used.
+ * every function call where a context is required, and the default context
+ * will be used. Note that libusb_set_option(NULL, ...) is special, and adds
+ * an option to a list of default options for new contexts.
  *
  * For more information, see \ref libusb_contexts.
  */