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Message-ID: <20160723000048.GB31677@earth>
Date: Sat, 23 Jul 2016 02:00:49 +0200
From: Sebastian Reichel <sre@...nel.org>
To: Markus Mayer <mmayer@...adcom.com>
Cc: Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
David Woodhouse <dwmw2@...radead.org>,
linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 7/7] power_supply: make use of new strcpytoupper()
function
Hi,
On Fri, Jul 22, 2016 at 04:31:09PM -0700, Markus Mayer wrote:
> Call strcpytoupper() rather than walking the string explicitly to
> convert it to uppercase.
>
> Signed-off-by: Markus Mayer <mmayer@...adcom.com>
> ---
> drivers/power/power_supply_sysfs.c | 13 +++++--------
> 1 file changed, 5 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
> index 80fed98..20fdcc5 100644
> --- a/drivers/power/power_supply_sysfs.c
> +++ b/drivers/power/power_supply_sysfs.c
> @@ -256,19 +256,16 @@ void power_supply_init_attrs(struct device_type *dev_type)
>
> static char *kstruprdup(const char *str, gfp_t gfp)
> {
> - char *ret, *ustr;
> + char *ustr;
>
> - ustr = ret = kmalloc(strlen(str) + 1, gfp);
> + ustr = kmalloc(strlen(str) + 1, gfp);
>
> - if (!ret)
> + if (!ustr)
> return NULL;
>
> - while (*str)
> - *ustr++ = toupper(*str++);
> + strcpytoupper(ustr, str);
>
> - *ustr = 0;
> -
> - return ret;
> + return ustr;
> }
>
> int power_supply_uevent(struct device *dev, struct kobj_uevent_env *env)
Acked-By: Sebastian Reichel <sre@...nel.org>
Note: I plan to merge [0] (Move power supply subsystem to
drivers/power/supply) directly after 4.8-rc1, which will
result in merge conflicts if this goes into the kernel via
some other subsystem.
[0] https://marc.info/?l=linux-pm&m=146617051028786&w=2
-- Sebastian
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