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Date:   Sat, 04 May 2019 20:34:34 -0700
From:   James Bottomley <>
To:     Colin King <>,
        Sathya Prakash <>,
        Chaitra P B <>,
        Suganath Prabu Subramani 
Subject: Re: [PATCH] mptsas:  fix undefined behaviour of a shift of an int
 by more than 31 places

On Sat, 2019-05-04 at 17:40 +0100, Colin King wrote:
> From: Colin Ian King <>
> Currently the shift of int value 1 by more than 31 places can result
> in undefined behaviour. Fix this by making the 1 a ULL value before
> the shift operation.

Fusion SAS is pretty ancient.  I thought the largest one ever produced
had four phys, so how did you produce the overflow?


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