netdev - [PATCH net-next] atm: use SKB_TRUESIZE() in atm_guess

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Message-ID: <1321941094.27077.14.camel@edumazet-laptop>
Date:	Tue, 22 Nov 2011 06:51:34 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev <netdev@...r.kernel.org>
Subject: [PATCH net-next] 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@...il.com>
---
 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 49a83ca..43ea1b2 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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