From 570e57bcbcc4df5581b1e9c806ab2b16e96ea7d3 Mon Sep 17 00:00:00 2001
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Mon, 21 Nov 2011 19:51:34 +0000
Subject: [PATCH] atm: use SKB_TRUESIZE() in atm_guess_pdu2truesize()

SKB_TRUESIZE() provides a better approximation of expected skb truesize.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 include/linux/atmdev.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 49a83ca900ba..43ea1b2de3ee 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -452,7 +452,7 @@ void atm_dev_release_vccs(struct atm_dev *dev);
 
 static inline int atm_guess_pdu2truesize(int size)
 {
-	return SKB_DATA_ALIGN(size) + sizeof(struct skb_shared_info);
+	return SKB_TRUESIZE(size);
 }
 
 
-- 
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