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From: Heiko Carstens <hca@linux.ibm.com>
To: Roberto Sassu <roberto.sassu@huawei.com>
Cc: gor@linux.ibm.com, borntraeger@de.ibm.com,
	linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH v2] s390: Fix strrchr() implementation
Date: Tue, 5 Oct 2021 15:14:56 +0200	[thread overview]
Message-ID: <YVxP0OoUWQvhmqkq@osiris> (raw)
In-Reply-To: <20211005120836.60630-1-roberto.sassu@huawei.com>

On Tue, Oct 05, 2021 at 02:08:36PM +0200, Roberto Sassu wrote:
> Fix two problems found in the strrchr() implementation for s390
> architectures: evaluate empty strings (return the string address instead of
> NULL, if '\0' is passed as second argument); evaluate the first character
> of non-empty strings (the current implementation stops at the second).
> 
> Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
> Cc: stable@vger.kernel.org
> Reported-by: Heiko Carstens <hca@linux.ibm.com> (incorrect behavior with empty strings)
> Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
> ---
>  arch/s390/lib/string.c | 15 +++++++--------
>  1 file changed, 7 insertions(+), 8 deletions(-)

Applied, thanks!

  reply	other threads:[~2021-10-05 13:15 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-05 12:08 [PATCH v2] s390: Fix strrchr() implementation Roberto Sassu
2021-10-05 13:14 ` Heiko Carstens [this message]
2021-10-05 13:24   ` Juergen Gross
2021-10-05 13:30     ` Roberto Sassu
2021-10-05 13:36       ` Heiko Carstens
2021-10-05 13:39     ` Heiko Carstens

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