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authorIsaku Yamahata <yamahata@valinux.co.jp>2013-06-14 17:58:35 +0900
committerDavid S. Miller <davem@davemloft.net>2013-06-17 17:12:21 -0700
commita267a6041fdb690de9570dab20a5f0fa417c8c9f (patch)
treea0e975eef6403168f32cfd67fe5fab19aa937687
parent511efbbbc8ff210dae7feaf263d7f855ea357cbe (diff)
staging/rtl8192u: convert skb->tail into skb_tail_pointer(skb)
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>
-rw-r--r--drivers/staging/rtl8192u/r8192U_core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 71f5cde9ed1..a18430e2abb 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -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 */