From mboxrd@z Thu Jan  1 00:00:00 1970
From: catalin.marinas@arm.com (Catalin Marinas)
Date: Thu, 8 Oct 2015 12:10:00 +0100
Subject: [PATCH v2 14/22] arm64: Cleanup HWCAP handling
In-Reply-To: <1444064531-25607-15-git-send-email-suzuki.poulose@arm.com>
References: <1444064531-25607-1-git-send-email-suzuki.poulose@arm.com>
 <1444064531-25607-15-git-send-email-suzuki.poulose@arm.com>
Message-ID: <20151008111000.GG17192@e104818-lin.cambridge.arm.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Mon, Oct 05, 2015 at 06:02:03PM +0100, Suzuki K. Poulose wrote:
> +static bool cpus_have_hwcap(const struct arm64_cpu_capabilities *cap)
> +{
> +	switch(cap->hwcap_type) {
> +	case CAP_HWCAP:
> +		return !!(elf_hwcap & cap->hwcap);
> +#ifdef CONFIG_COMPAT
> +	case CAP_COMPAT_HWCAP:
> +		return !!(compat_elf_hwcap & (u32)cap->hwcap);
> +	case CAP_COMPAT_HWCAP2:
> +		return !!(compat_elf_hwcap2 & (u32)cap->hwcap);
> +#endif
> +	default:
> +		BUG();
> +		return false;
> +	}
> +}

Apart from the multiple returns, you don't really need !! since the
return type is bool already.

-- 
Catalin