diff options
Diffstat (limited to 'verity/hash_tree_builder.cpp')
| -rw-r--r-- | verity/hash_tree_builder.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/verity/hash_tree_builder.cpp b/verity/hash_tree_builder.cpp index 197c38e5..d061ca5c 100644 --- a/verity/hash_tree_builder.cpp +++ b/verity/hash_tree_builder.cpp @@ -197,7 +197,9 @@ bool HashTreeBuilder::Update(const unsigned char* data, size_t len) { return false; } leftover_.clear(); - data += append_len; + if (data != nullptr) { + data += append_len; + } len -= append_len; } if (len % block_size_ != 0) { |