From: Guus Sliepen <guus@tinc-vpn.org>
Date: Fri, 19 Oct 2007 19:07:30 +0000 (+0000)
Subject: Fix meta data segfault when receiving a partial command.
X-Git-Tag: import-tinc-1.1~620
X-Git-Url: https://git.meshlink.io/?a=commitdiff_plain;h=b0709d2649ebd7ad01d6e24851dcdfc2707d09c5;p=meshlink

Fix meta data segfault when receiving a partial command.
---

diff --git a/src/meta.c b/src/meta.c
index 2791ea19..141a1a1d 100644
--- a/src/meta.c
+++ b/src/meta.c
@@ -106,9 +106,9 @@ bool receive_meta(connection_t *c) {
 			bufp = endp;
 		} else {
 			size_t outlen = inlen;
-			evbuffer_expand(c->buffer->input, inlen);
+			evbuffer_expand(c->buffer->input, c->buffer->input->off + inlen);
 
-			if(!cipher_decrypt(&c->incipher, bufp, inlen, c->buffer->input->buffer, &outlen, false) || inlen != outlen) {
+			if(!cipher_decrypt(&c->incipher, bufp, inlen, c->buffer->input->buffer + c->buffer->input->off, &outlen, false) || inlen != outlen) {
 				logger(LOG_ERR, _("Error while decrypting metadata from %s (%s)"), c->name, c->hostname);
 				return false;
 			}