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    SubjectRe: [PATCH] compat bug in sys_recvmsg, MSG_CMSG_COMPAT check missing
    On Sat, 05 Jun 2004 23:21:53 +0200
    Andreas Schwab <schwab@suse.de> wrote:

    > "David S. Miller" <davem@redhat.com> writes:
    >
    > > This means also that Olaf's patch is broken, when CONFIG_COMPAT is not
    > > set, MSG_CMSG_COMPAT is zero, thus ~MSG_CMSG_COMPAT is the unexpected
    > > value all 1's thus breaking the tests for unexpected flags completely.
    >
    > ??? Where do you get ~MSG_CMSG_COMPAT from?

    Olaf's patch, it said:

    - if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC))
    + if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC|MSG_CMSG_COMPAT))
    -
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