May as well set FD_CLOEXEC on the signal pipe as well.

diff --git a/unix/uxplink.c b/unix/uxplink.c
index c3a1b8ca8886c75fa3ce527cfb922921e4b18d34..4eb84cd33e41898f6202880f89174d32e535b684 100644 (file)
--- a/unix/uxplink.c
+++ b/unix/uxplink.c
@@ -949,6 +949,8 @@ int main(int argc, char **argv)
     /* We don't want the signal handler to block if the pipe's full. */
     nonblock(signalpipe[0]);
     nonblock(signalpipe[1]);
+    cloexec(signalpipe[0]);
+    cloexec(signalpipe[1]);
     putty_signal(SIGWINCH, sigwinch);
 
     /*