Message ID | 1341991368-11800-7-git-send-email-alex.bluesman.smirnov@gmail.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c index ae3f4eb..2e790fb 100644 --- a/net/ieee802154/6lowpan.c +++ b/net/ieee802154/6lowpan.c @@ -646,7 +646,7 @@ static void lowpan_fragment_timer_expired(unsigned long entry_addr) } static struct lowpan_fragment * -lowpan_alloc_new_frame(struct sk_buff *skb, u8 iphc0, u8 len, u8 tag) +lowpan_alloc_new_frame(struct sk_buff *skb, u8 iphc0, u8 len, u16 tag) { struct lowpan_fragment *frame;
Function lowpan_alloc_new_frame() takes u8 tag as an argument. However, its only caller, lowpan_process_data() passes down a u16. Hence, the tag value can get corrupted. This prevent 6lowpan fragment reassembly of a message when the fragment tag value is over 256. Signed-off-by: Alexander Smirnov <alex.bluesman.smirnov@gmail.com> Cc: Tony Cheneau <tony.cheneau@amnesiak.org> --- net/ieee802154/6lowpan.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)