On Wed, Feb 15, 2017 at 12:02 AM, Dan Carpenter
<dan.carpenter@xxxxxxxxxx> wrote:
> copy_from_user() returns the number of bytes remaining to be copied but
> we want to return negative error codes on failue.
>
> Fixes: 9202ba2397d1 ("gpio: mockup: implement event injecting over debugfs")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Patch applied for fixes.
Yours,
Linus Walleij
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Re: [patch] gpio: mockup: return -EFAULT if copy_from_user() fails
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- Subject: Re: [patch] gpio: mockup: return -EFAULT if copy_from_user() fails
- From: Linus Walleij <linus.walleij@xxxxxxxxxx>
- Date: Thu, 23 Feb 2017 14:52:53 +0100
- In-reply-to: <20170214230206.GA4048@mwanda>
- References: <20170214230206.GA4048@mwanda>
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- [patch] gpio: mockup: return -EFAULT if copy_from_user() fails
- From: Dan Carpenter
- [patch] gpio: mockup: return -EFAULT if copy_from_user() fails
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