1diff --git a/src/client.c b/src/client.c
2index 751406b..b45d89c 100644
3--- a/src/client.c
4+++ b/src/client.c
5@@ -3558,9 +3558,9 @@ connect_to_pserver (cvsroot_t *root, struct buffer **to_server_p,
6 * code.
7 */
8 read_line_via (from_server, to_server, &read_buf);
9- sscanf (read_buf, "%s %d", write_buf, &codenum);
10+ count = sscanf (read_buf, "%*s %d", &codenum);
11
12- if ((codenum / 100) != 2)
13+ if (count != 1 || (codenum / 100) != 2)
14 error (1, 0, "proxy server %s:%d does not support http tunnelling",
15 root->proxy_hostname, proxy_port_number);
16 free (read_buf);