From 69db192f6cf74b4ffa85d84569cdf5152dcf1ede Mon Sep 17 00:00:00 2001
From: AlexSSD7 <alexandersadovskyi7@protonmail.com>
Date: Sun, 3 Sep 2023 20:40:38 +0100
Subject: [PATCH] Fix panic

---
 sshutil/ssh.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sshutil/ssh.go b/sshutil/ssh.go
index b9af2ec..7b87c1e 100644
--- a/sshutil/ssh.go
+++ b/sshutil/ssh.go
@@ -99,7 +99,9 @@ func NewSSHSessionWithDelayedTimeout(ctx context.Context, timeout time.Duration,
 		go func() {
 			select {
 			case <-time.After(timeout):
-				preTimeout()
+				if preTimeout != nil {
+					preTimeout()
+				}
 				timedOut = true
 				_ = sc.Close()
 			case <-done: