Partial revert "postprocessor: use NULL for 'data' for callback if no value is present"

This reverts commit 1e314fd50a9ba0357d3a722ebcc7c125a37c06b1.

The API change postponed until the next MHD version

2 files changed, 2 insertions, 3 deletions

diff --git a/src/include/microhttpd.h b/src/include/microhttpd.h
index d10ed759..b57019d1 100644
--- a/src/include/microhttpd.h
+++ b/src/include/microhttpd.h
@@ -2448,7 +2448,7 @@ typedef void
  * @param content_type mime-type of the data, NULL if not known
  * @param transfer_encoding encoding of the data, NULL if not known
  * @param data pointer to @a size bytes of data at the
- *              specified offset, NULL if no value is present
+ *              specified offset
  * @param off offset of data in the overall value
  * @param size number of bytes in @a data available
  * @return #MHD_YES to continue iterating,
diff --git a/src/microhttpd/postprocessor.c b/src/microhttpd/postprocessor.c
index d0b018c7..d03260de 100644
--- a/src/microhttpd/postprocessor.c
+++ b/src/microhttpd/postprocessor.c
@@ -454,8 +454,7 @@ process_value (struct MHD_PostProcessor *pp,
                               NULL,
                               NULL,
                               NULL,
-                              ((0 != xoff) || (0 != pp->value_offset) ||
-                               (NULL != value_end)) ? xbuf : NULL,
+                              xbuf,
                               pp->value_offset,
                               xoff))
       {