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From: LABBE Corentin <clabbe@baylibre.com>
To: Joe Perches <joe@perches.com>
Cc: davem@davemloft.net, herbert@gondor.apana.org.au,
	mripard@kernel.org, wens@csie.org,
	linux-arm-kernel@lists.infradead.org,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 16/17] crypto: sun8i-ce: fix comparison of integer expressions of different signedness
Date: Wed, 22 Jul 2020 08:21:31 +0200
Message-ID: <20200722062131.GA24080@Red> (raw)
In-Reply-To: <11ac49bc33546ef9ebc4120878206bd882667d8a.camel@perches.com>

On Tue, Jul 21, 2020 at 02:32:15PM -0700, Joe Perches wrote:
> On Tue, 2020-07-21 at 19:06 +0000, Corentin Labbe wrote:
> > This patch fixes the warning:
> > warning: comparison of integer expressions of different signedness: 'int' and 'long unsigned int' [-Wsign-compare]
> 
> I think these do not really need conversion.
> Are these useful compiler warnings ?
> 

Since ARRAY_SIZE(ce_algs) will never greater than MAX(int), the conversion does not fix a bug.
But at least the code is more proper.
So I think the patch is still usefull.


  parent reply index

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-21 19:06 [PATCH v4 00/17] crypto: allwinner: add xRNG and hashes Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 01/17] crypto: sun8i-ss: Add SS_START define Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 02/17] crypto: sun8i-ss: Add support for the PRNG Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 03/17] crypto: sun8i-ss: support hash algorithms Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 04/17] crypto: sun8i-ss: fix a trivial typo Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 05/17] crypto: sun8i-ss: Add more comment on some structures Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 06/17] crypto: sun8i-ss: better debug printing Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 07/17] crypto: sun8i-ce: handle endianness of t_common_ctl Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 08/17] crypto: sun8i-ce: move iv data to request context Corentin Labbe
2020-07-31  8:24   ` Herbert Xu
2020-08-21  7:35     ` LABBE Corentin
2020-08-21  7:36       ` Herbert Xu
2020-07-21 19:06 ` [PATCH v4 09/17] crypto: sun8i-ce: split into prepare/run/unprepare Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 10/17] crypto: sun8i-ce: handle different error registers Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 11/17] crypto: sun8i-ce: rename has_t_dlen_in_bytes to cipher_t_dlen_in_bytes Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 12/17] crypto: sun8i-ce: support hash algorithms Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 13/17] crypto: sun8i-ce: Add stat_bytes debugfs Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 14/17] crypto: sun8i-ce: Add support for the PRNG Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 15/17] crypto: sun8i-ce: Add support for the TRNG Corentin Labbe
2020-07-21 19:06 ` [PATCH v4 16/17] crypto: sun8i-ce: fix comparison of integer expressions of different signedness Corentin Labbe
2020-07-21 21:32   ` Joe Perches
2020-07-22  4:57     ` [PATCH] Makefile.extrawarn: Move sign-compare from W=2 to W=3 Joe Perches
2020-07-27  4:55       ` Masahiro Yamada
2020-07-22  6:21     ` LABBE Corentin [this message]
2020-07-21 19:06 ` [PATCH v4 17/17] crypto: sun8i-ss: fix comparison of integer expressions of different signedness Corentin Labbe

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