diff options
| -rw-r--r-- | tests/convey.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tests/convey.c b/tests/convey.c index deb88f18..ebe8f4ff 100644 --- a/tests/convey.c +++ b/tests/convey.c @@ -691,7 +691,9 @@ convey_vlogf(struct convey_log *log, const char *fmt, va_list va, int addnl) if (ptr == NULL) { return; } - memcpy(ptr, log->log_buf, log->log_length); + if (log->log_buf != NULL && log->log_length != 0) { + memcpy(ptr, log->log_buf, log->log_length); + } memset(ptr + log->log_length, 0, newsz - log->log_length); free(log->log_buf); log->log_buf = ptr; |