From df94ef0f8c4b890d961e5e69b9945035de03a05b Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=A9mie=20Galarneau?=
 <jeremie.galarneau@efficios.com>
Date: Sat, 27 May 2017 07:18:35 -0400
Subject: [PATCH] Add comment to round_to_power_of_2()
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Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---
 src/common/dynamic-buffer.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/common/dynamic-buffer.c b/src/common/dynamic-buffer.c
index 9ed16514f..05d3022af 100644
--- a/src/common/dynamic-buffer.c
+++ b/src/common/dynamic-buffer.c
@@ -20,6 +20,10 @@
 #include <common/utils.h>
 #include <assert.h>
 
+/*
+ * Round to (upper) power of two, val is returned if it already is a power of
+ * two.
+ */
 static
 size_t round_to_power_of_2(size_t val)
 {
-- 
2.34.1