diff options
Diffstat (limited to 'src/lib/buf')
| -rw-r--r-- | src/lib/buf/buffers.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib/buf/buffers.c b/src/lib/buf/buffers.c index 4d026bd37d..ace5bdc4a4 100644 --- a/src/lib/buf/buffers.c +++ b/src/lib/buf/buffers.c @@ -689,6 +689,8 @@ buf_move_all(buf_t *buf_out, buf_t *buf_in) tor_assert(buf_out); if (!buf_in) return; + if (buf_datalen(buf_in) == 0) + return; if (BUG(buf_out->datalen >= INT_MAX || buf_in->datalen >= INT_MAX)) return; if (BUG(buf_out->datalen >= INT_MAX - buf_in->datalen)) |