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authorJohn W. Linville <linville@tuxdriver.com>2010-05-17 13:57:43 -0400
committerJohn W. Linville <linville@tuxdriver.com>2010-05-17 13:57:43 -0400
commit6fe70aae0d128339febfabc073ba4c4a03de4f45 (patch)
tree711dff90df5ca4e07b5bddf11b2819e5cf2b7a93 /drivers/net/wireless/rt2x00/rt2x00debug.c
parent278554bd6579206921f5d8a523649a7a57f8850d (diff)
parent0c348d7c1422d59a86d6fb37b53d75788043e50b (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00debug.c')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00debug.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 9569fb4e5bc5..47bbc09894b0 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -156,10 +156,11 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
enum rt2x00_dump_type type, struct sk_buff *skb)
{
struct rt2x00debug_intf *intf = rt2x00dev->debugfs_intf;
- struct skb_frame_desc *desc = get_skb_frame_desc(skb);
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
struct sk_buff *skbcopy;
struct rt2x00dump_hdr *dump_hdr;
struct timeval timestamp;
+ u32 data_len;
do_gettimeofday(&timestamp);
@@ -171,7 +172,11 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
return;
}
- skbcopy = alloc_skb(sizeof(*dump_hdr) + desc->desc_len + skb->len,
+ data_len = skb->len;
+ if (skbdesc->flags & SKBDESC_DESC_IN_SKB)
+ data_len -= skbdesc->desc_len;
+
+ skbcopy = alloc_skb(sizeof(*dump_hdr) + skbdesc->desc_len + data_len,
GFP_ATOMIC);
if (!skbcopy) {
DEBUG(rt2x00dev, "Failed to copy skb for dump.\n");
@@ -181,18 +186,20 @@ void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
dump_hdr = (struct rt2x00dump_hdr *)skb_put(skbcopy, sizeof(*dump_hdr));
dump_hdr->version = cpu_to_le32(DUMP_HEADER_VERSION);
dump_hdr->header_length = cpu_to_le32(sizeof(*dump_hdr));
- dump_hdr->desc_length = cpu_to_le32(desc->desc_len);
- dump_hdr->data_length = cpu_to_le32(skb->len);
+ dump_hdr->desc_length = cpu_to_le32(skbdesc->desc_len);
+ dump_hdr->data_length = cpu_to_le32(data_len);
dump_hdr->chip_rt = cpu_to_le16(rt2x00dev->chip.rt);
dump_hdr->chip_rf = cpu_to_le16(rt2x00dev->chip.rf);
dump_hdr->chip_rev = cpu_to_le16(rt2x00dev->chip.rev);
dump_hdr->type = cpu_to_le16(type);
- dump_hdr->queue_index = desc->entry->queue->qid;
- dump_hdr->entry_index = desc->entry->entry_idx;
+ dump_hdr->queue_index = skbdesc->entry->queue->qid;
+ dump_hdr->entry_index = skbdesc->entry->entry_idx;
dump_hdr->timestamp_sec = cpu_to_le32(timestamp.tv_sec);
dump_hdr->timestamp_usec = cpu_to_le32(timestamp.tv_usec);
- memcpy(skb_put(skbcopy, desc->desc_len), desc->desc, desc->desc_len);
+ if (!(skbdesc->flags & SKBDESC_DESC_IN_SKB))
+ memcpy(skb_put(skbcopy, skbdesc->desc_len), skbdesc->desc,
+ skbdesc->desc_len);
memcpy(skb_put(skbcopy, skb->len), skb->data, skb->len);
skb_queue_tail(&intf->frame_dump_skbqueue, skbcopy);