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    SubjectRe: [PATCH] net: bpf_jit: fix BPF_S_LDX_B_MSH compilation
    From
    From: Eric Dumazet <eric.dumazet@gmail.com>
    Date: Sun, 18 Mar 2012 05:40:48 -0700

    > [PATCH] net: bpf_jit: fix BPF_S_LDX_B_MSH compilation
    >
    > Matt Evans spotted that x86 bpf_jit was incorrectly handling negative
    > constant offsets in BPF_S_LDX_B_MSH instruction.
    >
    > We need to abort JIT compilation like we do in common_load so that
    > filter uses the interpreter code and can call __load_pointer()
    >
    > Reference: http://lists.openwall.net/netdev/2011/07/19/11
    >
    > Thanks to Indan Zupancic to bring back this issue.
    >
    > Reported-by: Matt Evans <matt@ozlabs.org>
    > Reported-by: Indan Zupancic <indan@nul.nu>
    > Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>

    Applied and even though libpcap won't generate this I'll queue it up
    to -stable anyways.


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