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From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Thomas Haller <thaller@redhat.com>
Cc: NetFilter <netfilter-devel@vger.kernel.org>
Subject: Re: [PATCH nft v2 0/4] [RESENT] remove xfree() and add free_const()+nft_gmp_free()
Date: Thu, 9 Nov 2023 20:15:55 +0100	[thread overview]
Message-ID: <ZU0v60ai0StX0ktF@calendula> (raw)
In-Reply-To: <76fee659f586988888d1805c5a69627dda5c4f03.camel@redhat.com>

On Thu, Nov 09, 2023 at 06:14:56PM +0100, Thomas Haller wrote:
> On Thu, 2023-11-09 at 17:05 +0100, Pablo Neira Ayuso wrote:
[...]
> > I might end up myself using
> > free_const() everywhere not to figure out if it is const or not,
> > because I don't really care.
> 
> That seems not a good practice. Const-correctness may help you to catch
> bugs via unwanted modifications. If constness is unnecessarily cast
> away, it's looses such hints from the compiler.

Why should I care if the pointer is const or not if what I need to
free it?

  reply	other threads:[~2023-11-09 19:16 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-24  9:57 [PATCH nft v2 0/4] [RESENT] remove xfree() and add free_const()+nft_gmp_free() Thomas Haller
2023-10-24  9:57 ` [PATCH nft v2 1/4] datatype: don't return a const string from cgroupv2_get_path() Thomas Haller
2023-10-24  9:57 ` [PATCH nft v2 2/4] gmputil: add nft_gmp_free() to free strings from mpz_get_str() Thomas Haller
2023-10-24  9:57 ` [PATCH nft v2 3/4] all: add free_const() and use it instead of xfree() Thomas Haller
2023-10-24  9:57 ` [PATCH nft v2 4/4] all: remove xfree() and use plain free() Thomas Haller
2023-11-06 13:35 ` [PATCH nft v2 0/4] [RESENT] remove xfree() and add free_const()+nft_gmp_free() Pablo Neira Ayuso
2023-11-09 16:05 ` Pablo Neira Ayuso
2023-11-09 17:14   ` Thomas Haller
2023-11-09 19:15     ` Pablo Neira Ayuso [this message]
2023-11-09 20:02       ` Thomas Haller

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