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From: Greg KH <gregkh@linuxfoundation.org>
To: Simon Schwartz <kern.simon@theschwartz.xyz>
Cc: rafael@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] driver core: Prevent overflow from causing infinite loops
Date: Wed, 11 Dec 2019 09:18:14 +0100	[thread overview]
Message-ID: <20191211081814.GA433262@kroah.com> (raw)
In-Reply-To: <2201ce63a2a171ffd2ed14e867875316efcf71db.camel@theschwartz.xyz>

On Tue, Dec 10, 2019 at 05:41:37PM -0500, Simon Schwartz wrote:
> num_resources in the platform_device struct is declared as a u32.
> The for loops that iterate over num_resources use an int as the counter,
> which can cause infinite loops on architectures with smaller ints.

What arch is that that has so many resources and yet is only a 32bit
system?

thanks,

greg k-h

  reply	other threads:[~2019-12-11  8:18 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-10 22:41 [PATCH] driver core: Prevent overflow from causing infinite loops Simon Schwartz
2019-12-11  8:18 ` Greg KH [this message]
2019-12-20  7:51 ` [driver core] ffbb97fa23: BUG:kernel_NULL_pointer_dereference, address kernel test robot
2019-12-20  7:51   ` [driver core] ffbb97fa23: BUG:kernel_NULL_pointer_dereference,address kernel test robot

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