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SubjectRe: [Linux-kernel-mentees] [PATCH v2] fs: cramfs_fs.h: Fix shifting signed 32-bit value by 31 bits problem
On Tue, Jun 18, 2019 at 10:15:11AM -0600, Shuah Khan wrote:
> On 6/18/19 10:08 AM, Greg KH wrote:
> > On Tue, Jun 18, 2019 at 05:19:47PM +0530, Puranjay Mohan wrote:
> > > Fix CRAMFS_BLK_FLAG_UNCOMPRESSED to use "U" cast to avoid shifting signed
> > > 32-bit value by 31 bits problem. This isn't a problem for kernel builds
> > > with gcc.
> > >
> > > This could be problem since this header is part of public API which
> > > could be included for builds using compilers that don't handle this
> > > condition safely resulting in undefined behavior.
> > >
> > > Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
> >
> > Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> >
> > You should resend this and cc: Nicolas Pitre <nico@fluxnic.net> as he is
> > the cramfs maintainer.
> >
>
> Puranjay! You can add all the Reviewed-by tags when you resend the patch
> with Nicolas Pitre <nico@fluxnic.net> on the thread.
>
>
> Reviewed-by: Shuah Khan <skhan@linuxfoundation.org>
>
> thanks,
> -- Shuah

Thanks, I have sent the mail with Nicolas Pitre in CC.

--Puranjay

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