From 8a6acbbc129c41bad4663e7ab3d89fd76b818981 Mon Sep 17 00:00:00 2001
From: 6543 <6543@obermui.de>
Date: Thu, 4 Mar 2021 21:28:28 +0100
Subject: [PATCH] IsUserAllowedToUpdate should igonre if user is nil (#14886)

---
 services/pull/update.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/services/pull/update.go b/services/pull/update.go
index 0829b1c5d6..f4f7859a49 100644
--- a/services/pull/update.go
+++ b/services/pull/update.go
@@ -48,6 +48,9 @@ func Update(pull *models.PullRequest, doer *models.User, message string) error {
 
 // IsUserAllowedToUpdate check if user is allowed to update PR with given permissions and branch protections
 func IsUserAllowedToUpdate(pull *models.PullRequest, user *models.User) (bool, error) {
+	if user == nil {
+		return false, nil
+	}
 	headRepoPerm, err := models.GetUserRepoPermission(pull.HeadRepo, user)
 	if err != nil {
 		return false, err