[PATCH 1/1] cxgb3i - remove use of skb->sp
From: Karen Xie <kxie@xxxxxxxxxxx>
The cxgb3i was using skb->sp pointer for some internal book-keeping which is not related to the secure path. Changed it to use skb->cb[] instead.
Signed-off-by: Karen Xie <kxie@xxxxxxxxxxx>
---
drivers/scsi/cxgb3i/cxgb3i_offload.c | 8 ++++----
drivers/scsi/cxgb3i/cxgb3i_offload.h | 6 +++---
2 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c
index 5f16081..a865f1f 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_offload.c
+++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c
@@ -496,7 +496,7 @@ static inline void reset_wr_list(struct s3_conn *c3cn)
static inline void enqueue_wr(struct s3_conn *c3cn,
struct sk_buff *skb)
{
- skb->sp = NULL;
+ skb_wr_data(skb) = NULL;
/*
* We want to take an extra reference since both us and the driver
@@ -509,7 +509,7 @@ static inline void enqueue_wr(struct s3_conn *c3cn,
if (!c3cn->wr_pending_head)
c3cn->wr_pending_head = skb;
else
- c3cn->wr_pending_tail->sp = (void *)skb;
+ skb_wr_data(skb) = skb;
c3cn->wr_pending_tail = skb;
}
@@ -529,8 +529,8 @@ static inline struct sk_buff *dequeue_wr(struct s3_conn *c3cn)
if (likely(skb)) {
/* Don't bother clearing the tail */
- c3cn->wr_pending_head = (struct sk_buff *)skb->sp;
- skb->sp = NULL;
+ c3cn->wr_pending_head = skb_wr_data(skb);
+ skb_wr_data(skb) = NULL;
}
return skb;
}
diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.h b/drivers/scsi/cxgb3i/cxgb3i_offload.h
index 5b93d62..d231569 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_offload.h
+++ b/drivers/scsi/cxgb3i/cxgb3i_offload.h
@@ -180,7 +180,7 @@ void cxgb3i_c3cn_release(struct s3_conn *);
* @seq: tcp sequence number
* @ddigest: pdu data digest
* @pdulen: recovered pdu length
- * @ulp_data: scratch area for ULP
+ * @wr_data: scratch area for tx wr
*/
struct cxgb3_skb_cb {
__u8 flags;
@@ -188,7 +188,7 @@ struct cxgb3_skb_cb {
__u32 seq;
__u32 ddigest;
__u32 pdulen;
- __u8 ulp_data[16];
+ struct sk_buff *wr_data;
};
#define CXGB3_SKB_CB(skb) ((struct cxgb3_skb_cb *)&((skb)->cb[0]))
@@ -196,7 +196,7 @@ struct cxgb3_skb_cb {
#define skb_ulp_mode(skb) (CXGB3_SKB_CB(skb)->ulp_mode)
#define skb_ulp_ddigest(skb) (CXGB3_SKB_CB(skb)->ddigest)
#define skb_ulp_pdulen(skb) (CXGB3_SKB_CB(skb)->pdulen)
-#define skb_ulp_data(skb) (CXGB3_SKB_CB(skb)->ulp_data)
+#define skb_wr_data(skb) (CXGB3_SKB_CB(skb)->wr_data)
enum c3cb_flags {
C3CB_FLAG_NEED_HDR = 1 << 0, /* packet needs a TX_DATA_WR header */
--
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