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Re: [PATCH] x86/xen: Remove undefined behavior in setup_features()

To: Julien Grall <julien@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
From: Juergen Gross <jgross@xxxxxxxx>
Date: Fri, 17 Jun 2022 12:32:31 +0200
Cc: sstabellini@xxxxxxxxxx, oleksandr_tyshchenko@xxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Julien Grall <jgrall@xxxxxxxxxx>
Delivery-date: Fri, 17 Jun 2022 10:32:35 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 17.06.22 12:30, Julien Grall wrote:

From: Julien Grall <jgrall@xxxxxxxxxx>

1 << 31 is undefined. So switch to 1U << 31.

Fixes: 5ead97c84fa7 ("xen: Core Xen implementation")
Signed-off-by: Julien Grall <jgrall@xxxxxxxxxx>


Reviewed-by: Juergen Gross <jgross@xxxxxxxx>


Juergen

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References:
- [PATCH] x86/xen: Remove undefined behavior in setup_features()
  - From: Julien Grall

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