From c8717148d02c48340ffd6a01ca52c31fa374bf3c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Nguy=E1=BB=85n=20Th=C3=A1i=20Ng=E1=BB=8Dc=20Duy?=
 <pclouds@gmail.com>
Date: Fri, 22 Apr 2016 20:01:32 +0700
Subject: [PATCH] worktree.c: avoid referencing to worktrees[i] multiple times
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Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 worktree.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/worktree.c b/worktree.c
index dc092a7100..927905b7a1 100644
--- a/worktree.c
+++ b/worktree.c
@@ -229,10 +229,12 @@ const struct worktree *find_shared_symref(const char *symref,
 	worktrees = get_worktrees();
 
 	for (i = 0; worktrees[i]; i++) {
+		struct worktree *wt = worktrees[i];
+
 		strbuf_reset(&path);
 		strbuf_reset(&sb);
 		strbuf_addf(&path, "%s/%s",
-			    get_worktree_git_dir(worktrees[i]),
+			    get_worktree_git_dir(wt),
 			    symref);
 
 		if (parse_ref(path.buf, &sb, NULL)) {
@@ -240,7 +242,7 @@ const struct worktree *find_shared_symref(const char *symref,
 		}
 
 		if (!strcmp(sb.buf, target)) {
-			existing = worktrees[i];
+			existing = wt;
 			break;
 		}
 	}
-- 
2.47.1