[IPV6]: Repair IPv6 Fragments

The commit "[IPV6]: Use kmemdup" (commit-id:
af879cc704372ef762584e916129d19ffb39e844) broke IPv6 fragments.

Bug was spotted by Yasuyuki Kozakai <[email protected]>.

Signed-off-by: YOSHIFUJI Hideaki <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
1 file changed