forked from rubenslte/android_kernel_samsung_msm8226
Niccolo Belli reported ipsec crashes in case we handle a frame without mac header (atm in his case) Before copying mac header, better make sure it is present. Bugzilla reference: https://bugzilla.kernel.org/show_bug.cgi?id=42809 Reported-by: Niccolò Belli <darkbasic@linuxsystems.it> Tested-by: Niccolò Belli <darkbasic@linuxsystems.it> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> CRs-Fixed: 344300 Change-Id: Ic2d8f3f6b90233d6e87741373c33ef510b35aaa5 Signed-off-by: Jin Hong <jinh@codeaurora.org>