Add missing assignment in DataSource::discard_next

Reported on the mailing list by Falko

1 files changed, 1 insertions, 0 deletions

diff --git a/src/lib/utils/data_src.cpp b/src/lib/utils/data_src.cpp
index 4e0725943..b79f83d40 100644
--- a/src/lib/utils/data_src.cpp
+++ b/src/lib/utils/data_src.cpp
@@ -41,6 +41,7 @@ size_t DataSource::discard_next(size_t n)
       {
       const size_t got = this->read(buf, std::min(n, sizeof(buf)));
       discarded += got;
+      n -= got;
 
       if(got == 0)
          break;