1 files changed, 1 insertions, 0 deletions
diff --git a/URPM.xs b/URPM.xs
index daf4988..c273550 100644
--- a/URPM.xs
+++ b/URPM.xs
@@ -1214,6 +1214,7 @@ ts_nosignature(rpmts ts) {
   return rpmtsSetVSFlags(ts, _RPMVSF_NODIGESTS | _RPMVSF_NOSIGNATURES);
 }
 
+/* we don't use the header arg, but we do use $urpm passed in data by Trans_run() -> rpmtsSetNotifyCallback() */
 static void *rpmRunTransactions_callback(__attribute__((unused)) const void *h,
 					 const rpmCallbackType what, 
 					 const rpm_loff_t amount,