From: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
To: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Rasmus Villemoes <rasmus.villemoes@prevas.dk>,
linux-scsi@vger.kernel.org, target-devel@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] target-core: don't use "const char*" for a buffer that is written to
Date: Fri, 12 Jan 2018 15:08:00 -0800 [thread overview]
Message-ID: <1515798480.21541.8.camel@haakon3.daterainc.com> (raw)
In-Reply-To: <20171121001244.8026-1-linux@rasmusvillemoes.dk>
Hi Rasmus,
Apologies for the delayed follow-up on this.
On Tue, 2017-11-21 at 01:12 +0100, Rasmus Villemoes wrote:
> From: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
>
> iscsi_parse_pr_out_transport_id launders the const away via a call to
> strstr(), and then modifies the buffer (writing a nul byte) through
> the return value. It's cleaner to be honest and simply declare the
> parameter as "char*", fixing up the call chain, and allowing us to
> drop the cast in the return statement.
>
> Amusingly, the two current callers found it necessary to cast a
> non-const pointer to a const.
>
> Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
> ---
> drivers/target/target_core_fabric_lib.c | 6 +++---
> drivers/target/target_core_internal.h | 2 +-
> drivers/target/target_core_pr.c | 4 ++--
> 3 files changed, 6 insertions(+), 6 deletions(-)
>
Looks fine. Applied.
Thank you.
prev parent reply other threads:[~2018-01-12 23:08 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-21 0:12 Rasmus Villemoes
2018-01-12 23:08 ` Nicholas A. Bellinger [this message]
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