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Subject: [Bug 205264] XOR logic error in ixgb(4)
Date: Sat, 12 Dec 2015 05:08:37 +0000
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X-Bugzilla-Product: Base System
X-Bugzilla-Component: kern
X-Bugzilla-Version: 11.0-CURRENT
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X-Bugzilla-Severity: Affects Many People
X-Bugzilla-Who: mmcco@mykolab.com
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=205264

            Bug ID: 205264
           Summary: XOR logic error in ixgb(4)
           Product: Base System
           Version: 11.0-CURRENT
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Many People
          Priority: ---
         Component: kern
          Assignee: freebsd-bugs@FreeBSD.org
          Reporter: mmcco@mykolab.com
                CC: erj@freebsd.org, ngie@FreeBSD.org, sbruno@FreeBSD.org

The driver code attempts to XOR using an if-else condition, but does so
imperfectly. See sys/dev/ixgb/if_ixgb.c:601 and the discussion here:

https://marc.info/?t=144986401800001&r=1&w=2

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