From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 6/7] ARM: davinci: fix a problematic usage of WARN()
Date: Wed, 25 Nov 2015 14:39:44 +0100 [thread overview]
Message-ID: <12268783.CeI9Q9YHFN@wuerfel> (raw)
In-Reply-To: <06d69890c56bd84a831a1dccee26e34b4988a241.1448456395.git.geliangtang@163.com>
On Wednesday 25 November 2015 21:12:19 Geliang Tang wrote:
> +++ b/arch/arm/mach-davinci/board-dm355-evm.c
> @@ -385,7 +385,7 @@ static __init void dm355_evm_init(void)
>
> aemif = clk_get(&dm355evm_dm9000.dev, "aemif");
> if (IS_ERR(aemif))
> - WARN("%s: unable to get AEMIF clock\n", __func__);
> + WARN(1, "%s: unable to get AEMIF clock\n", __func__);
> else
> clk_prepare_enable(aemif);
>
>
How about writing this as
if (!WARN(IS_ERR(aemif)), "unable to get AEMIF clock\n"))
clk_prepare_enable(aemif);
Note that WARN() already contains file and line, so you don't really
need the __func__ here either.
Arnd
next prev parent reply other threads:[~2015-11-25 13:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <86c73f180d3054c1bf17bdac8c89026209167c9b.1448456395.git.geliangtang@163.com>
2015-11-25 13:12 ` [PATCH 6/7] ARM: davinci: fix a problematic usage of WARN() Geliang Tang
2015-11-25 13:39 ` Arnd Bergmann [this message]
2015-11-25 14:13 ` [PATCH v2] " Geliang Tang
2015-11-25 20:21 ` kbuild test robot
2015-11-25 20:28 ` Arnd Bergmann
2015-11-26 0:35 ` [PATCH v3] " Geliang Tang
2015-12-15 9:58 ` Sekhar Nori
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