From: Bjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>
Date: Fri, 17 Feb 2017 13:24:56 +0000 (+0100)
Subject: tplimpl: Fix data race in resGetResource
X-Git-Tag: v0.19~67
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4b3ca38b;p=brevno-suite%2Fhugo

tplimpl: Fix data race in resGetResource

Fixes #3045
---

diff --git a/tpl/tplimpl/template_resources.go b/tpl/tplimpl/template_resources.go
index 2b3d7120..48a79d06 100644
--- a/tpl/tplimpl/template_resources.go
+++ b/tpl/tplimpl/template_resources.go
@@ -49,8 +49,8 @@ func (l *remoteLock) URLLock(url string) {
 	if _, ok := l.m[url]; !ok {
 		l.m[url] = &sync.Mutex{}
 	}
-	l.Unlock() // call this Unlock before the next lock will be called. NFI why but defer doesn't work.
 	l.m[url].Lock()
+	l.Unlock()
 }
 
 // URLUnlock unlocks an URL when the download has been finished. Use only in defer calls.