ieof-for-nonexistent-channel problem: avoid comparing an unsigned with -1

git-svn-id: svn://svn.tartarus.org/sgt/putty@1686 cda61777-01e9-0310-a592-d414129be87e

diff --git a/ssh.c b/ssh.c
index c9b1bcd..2410d14 100644 (file)
--- a/ssh.c
+++ b/ssh.c
@@ -2739,7 +2739,7 @@ void sshfwd_close(struct ssh_channel *c)
         * on it now, and then when the server acks the channel
         * open, we can close it then.
         */
-       if (c->remoteid != -1) {
+       if (((int)c->remoteid) != -1) {
            if (ssh_version == 1) {
                send_packet(SSH1_MSG_CHANNEL_CLOSE, PKT_INT, c->remoteid,
                            PKT_END);