diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00debug.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00debug.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c index 9569fb4e5bc5..e9fe93fd8042 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(×tamp); @@ -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); @@ -700,8 +707,6 @@ void rt2x00debug_register(struct rt2x00_dev *rt2x00dev) exit: rt2x00debug_deregister(rt2x00dev); ERROR(rt2x00dev, "Failed to register debug handler.\n"); - - return; } void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev) |