From ee6d5124bd09a3ed0a2353b418d9b9e61c79d776 Mon Sep 17 00:00:00 2001
From: 6543 <6543@obermui.de>
Date: Mon, 5 Dec 2022 11:20:37 +0100
Subject: [PATCH] On Tag/Branch Exist Check, dont panic if repo is nil (#21787)
 (#21789)

Backport #21787

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: Lauris BH <lauris@nix.lv>
---
 modules/git/repo_branch_nogogit.go | 2 +-
 modules/git/repo_tag_nogogit.go    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/git/repo_branch_nogogit.go b/modules/git/repo_branch_nogogit.go
index bc58991085..2054df56cd 100644
--- a/modules/git/repo_branch_nogogit.go
+++ b/modules/git/repo_branch_nogogit.go
@@ -53,7 +53,7 @@ func (repo *Repository) IsReferenceExist(name string) bool {
 
 // IsBranchExist returns true if given branch exists in current repository.
 func (repo *Repository) IsBranchExist(name string) bool {
-	if name == "" {
+	if repo == nil || name == "" {
 		return false
 	}
 
diff --git a/modules/git/repo_tag_nogogit.go b/modules/git/repo_tag_nogogit.go
index 8d44db0a2e..1617209896 100644
--- a/modules/git/repo_tag_nogogit.go
+++ b/modules/git/repo_tag_nogogit.go
@@ -16,7 +16,7 @@ import (
 
 // IsTagExist returns true if given tag exists in the repository.
 func (repo *Repository) IsTagExist(name string) bool {
-	if name == "" {
+	if repo == nil || name == "" {
 		return false
 	}