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authorchas williams - CONTRACTOR <chas@cmf.nrl.navy.mil>2011-11-22 12:51:56 +0000
committerDavid S. Miller <davem@davemloft.net>2011-11-26 16:40:30 -0500
commit49f5ed4250c757cb19d953fcac2737a35ca14d76 (patch)
tree065c6a559b1b8b0a81f62f100804694a05659484
parent021ac8d387594bdf51d9a279b2f9e9defb614c9b (diff)
downloadlinux-49f5ed4250c757cb19d953fcac2737a35ca14d76.tar.gz
atm: eliminate atm_guess_pdu2truesize()
Signed-off-by: Chas Williams - CONTRACTOR <chas@cmf.nrl.navy.mil>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/atm/iphase.c4
-rw-r--r--include/linux/atmdev.h10
-rw-r--r--net/atm/atm_misc.c2
3 files changed, 3 insertions, 13 deletions
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
index 3d0c2b0fed9c..9e373ba20308 100644
--- a/drivers/atm/iphase.c
+++ b/drivers/atm/iphase.c
@@ -1320,8 +1320,8 @@ static void rx_dle_intr(struct atm_dev *dev)
           if (ia_vcc == NULL)
           {
              atomic_inc(&vcc->stats->rx_err);
+             atm_return(vcc, skb->truesize);
              dev_kfree_skb_any(skb);
-             atm_return(vcc, atm_guess_pdu2truesize(len));
              goto INCR_DLE;
            }
           // get real pkt length  pwang_test
@@ -1334,8 +1334,8 @@ static void rx_dle_intr(struct atm_dev *dev)
              atomic_inc(&vcc->stats->rx_err);
              IF_ERR(printk("rx_dle_intr: Bad  AAL5 trailer %d (skb len %d)", 
                                                             length, skb->len);)
+             atm_return(vcc, skb->truesize);
              dev_kfree_skb_any(skb);
-             atm_return(vcc, atm_guess_pdu2truesize(len));
              goto INCR_DLE;
           }
           skb_trim(skb, length);
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 43ea1b2de3ee..f4ff882cb2da 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -445,16 +445,6 @@ void vcc_insert_socket(struct sock *sk);
 
 void atm_dev_release_vccs(struct atm_dev *dev);
 
-/*
- * This is approximately the algorithm used by alloc_skb.
- *
- */
-
-static inline int atm_guess_pdu2truesize(int size)
-{
-	return SKB_TRUESIZE(size);
-}
-
 
 static inline void atm_force_charge(struct atm_vcc *vcc,int truesize)
 {
diff --git a/net/atm/atm_misc.c b/net/atm/atm_misc.c
index f41f02656ff4..876fbe83e2e4 100644
--- a/net/atm/atm_misc.c
+++ b/net/atm/atm_misc.c
@@ -26,7 +26,7 @@ struct sk_buff *atm_alloc_charge(struct atm_vcc *vcc, int pdu_size,
 				 gfp_t gfp_flags)
 {
 	struct sock *sk = sk_atm(vcc);
-	int guess = atm_guess_pdu2truesize(pdu_size);
+	int guess = SKB_TRUESIZE(pdu_size);
 
 	atm_force_charge(vcc, guess);
 	if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf) {