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staging/rtl8192u: convert skb->tail into skb_tail_pointer(skb)

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The change set of 7a884dc "[SK_BUFF]: Convert skb->tail to sk_buff_data_t"
converted skb->tail from pointer into sk_buff_data_t.
Thus skb->tail is not always pointer, the area pointed by skb->tail
should be accessed via skb_tail_pointer().

Found by inspection. Compile tested only.

Cc: Simon Horman <horms@verge.net.au>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: devel@driverdev.osuosl.org
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Reviewed-by: Simon Horman <horms@verge.net.au>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Isaku Yamahata 2013-06-14 17:58:35 +09:00 • committed by David S. Miller
parent 511efbbbc8
commit a267a6041f
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/rtl8192u/r8192U_core.c
View file

@ -1271,8 +1271,8 @@ struct sk_buff *DrvAggr_Aggregation(struct net_device *dev, struct ieee80211_drv
/* Subframe drv Tx descriptor and firmware info setting */
skb = pSendList->tx_agg_frames[i];
tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
tx_agg_desc = (tx_desc_819x_usb_aggr_subframe *)agg_skb->tail;
tx_fwinfo = (tx_fwinfo_819x_usb *)(agg_skb->tail + sizeof(tx_desc_819x_usb_aggr_subframe));
tx_agg_desc = (tx_desc_819x_usb_aggr_subframe *)skb_tail_pointer(agg_skb);
tx_fwinfo = (tx_fwinfo_819x_usb *)(skb_tail_pointer(agg_skb) + sizeof(tx_desc_819x_usb_aggr_subframe));
memset(tx_fwinfo,0,sizeof(tx_fwinfo_819x_usb));
/* DWORD 0 */