Clarify wording in MPS reader documentation
Signed-off-by: Hanno Becker <hanno.becker@arm.com>
diff --git a/library/mps_reader.h b/library/mps_reader.h
index 2163a35..48bec82 100644
--- a/library/mps_reader.h
+++ b/library/mps_reader.h
@@ -146,7 +146,8 @@
* Must be 0 if \c frag == \c NULL. */
mbedtls_mps_stored_size_t commit;
/*!< The offset of the last commit, relative
- * to the first byte in the accumulator.
+ * to the first byte in the fragment or, if
+ * present, the accumulator.
* This is only used when the reader is in
* consuming mode, i.e. \c frag != \c NULL;
* otherwise, its value is \c 0. */