shithub: hugo

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tpl: Fix deadlock in cached partials

Cached partials that contained cached partials would create a deadlock.

Fixes #2935

--- a/tpl/template_funcs.go

+++ b/tpl/template_funcs.go

@@ -1541,7 +1541,10 @@

 	tf.cachedPartials.Lock()

 	if p, ok = tf.cachedPartials.p[key]; !ok {

+		tf.cachedPartials.Unlock()

 		p = tf.t.partial(name, context)

+

+		tf.cachedPartials.Lock()

 		tf.cachedPartials.p[key] = p

 	}

 	tf.cachedPartials.Unlock()

-- 

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