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Stream: fixed potential error log buffer overrun.

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Found by Duan Jiong <djduanjiong@gmail.com>.
This commit is contained in:
Vladimir Homutov 2015-08-13 15:55:21 +03:00
parent 75dcdc2269
commit f2d31f8291
1 changed files with 3 additions and 1 deletions
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4
src/stream/ngx_stream_handler.c
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@ -328,9 +328,11 @@ ngx_stream_log_error(ngx_log_t *log, u_char *buf, size_t len)
p = ngx_snprintf(buf, len, ", client: %V, server: %V",
&s->connection->addr_text,
&s->connection->listening->addr_text);
len -= p - buf;
buf = p;
if (s->log_handler) {
return s->log_handler(log, p, len);
p = s->log_handler(log, buf, len);
}
return p;