Anywhere where we use MemoryRegion::begin to get access to the raw pointer

representation (rather than in an interator context), instead use &buf[0],
which works for both MemoryRegion and std::vector

1 files changed, 1 insertions, 1 deletions

diff --git a/src/hash/mdx_hash/mdx_hash.cpp b/src/hash/mdx_hash/mdx_hash.cpp
index ffca0d93b..69341c53f 100644
--- a/src/hash/mdx_hash/mdx_hash.cpp
+++ b/src/hash/mdx_hash/mdx_hash.cpp
@@ -47,7 +47,7 @@ void MDx_HashFunction::add_data(const byte input[], u32bit length)
 
       if(position + length >= HASH_BLOCK_SIZE)
          {
-         compress_n(buffer.begin(), 1);
+         compress_n(&buffer[0], 1);
          input += (HASH_BLOCK_SIZE - position);
          length -= (HASH_BLOCK_SIZE - position);
          position = 0;