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Diffstat (limited to 'sql/sql_string.cc')
| -rw-r--r-- | sql/sql_string.cc | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sql/sql_string.cc b/sql/sql_string.cc index a4050c579d0..483eb4fcbec 100644 --- a/sql/sql_string.cc +++ b/sql/sql_string.cc @@ -1204,6 +1204,8 @@ size_t convert_to_printable_required_length(uint len) bool String::append_semi_hex(const char *s, uint len, CHARSET_INFO *cs) { + if (!len) + return false; size_t dst_len= convert_to_printable_required_length(len); if (reserve(dst_len)) return true; |