X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/038ec85e825fc940c1387f64a88ae73b75f6822b..5fd70d0768f86274b22e73f3cd8f59fec0325e36:/unix/uxproxy.c

diff --git a/unix/uxproxy.c b/unix/uxproxy.c
index 9dee690e..f808a677 100644
--- a/unix/uxproxy.c
+++ b/unix/uxproxy.c
@@ -288,6 +288,7 @@ Socket platform_new_connection(SockAddr addr, char *hostname,
     if (pipe(to_cmd_pipe) < 0 ||
 	pipe(from_cmd_pipe) < 0) {
 	ret->error = dupprintf("pipe: %s", strerror(errno));
+        sfree(cmd);
 	return (Socket)ret;
     }
     cloexec(to_cmd_pipe[1]);
@@ -306,8 +307,8 @@ Socket platform_new_connection(SockAddr addr, char *hostname,
 	dup2(from_cmd_pipe[1], 1);
 	close(to_cmd_pipe[0]);
 	close(from_cmd_pipe[1]);
-	fcntl(0, F_SETFD, 0);
-	fcntl(1, F_SETFD, 0);
+	noncloexec(0);
+	noncloexec(1);
 	execl("/bin/sh", "sh", "-c", cmd, (void *)NULL);
 	_exit(255);
     }