Fixed doxygen blocks
(cherry picked from commit 77db6ce3481ad610ee786d5ab171d5d10c1cb59d)
diff --git a/include/polarssl/dhm.h b/include/polarssl/dhm.h
index 0c8dd55..ee491c1 100644
--- a/include/polarssl/dhm.h
+++ b/include/polarssl/dhm.h
@@ -134,7 +134,7 @@
 int dhm_calc_secret( dhm_context *ctx,
                      unsigned char *output, size_t *olen );
 
-/*
+/**
  * \brief          Free the components of a DHM key
  */
 void dhm_free( dhm_context *ctx );