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From: Arnd Bergmann <arnd@arndb.de>
To: linux-arm-kernel@lists.infradead.org
Cc: Marek Szyprowski <m.szyprowski@samsung.com>,
	linux-kernel@vger.kernel.org,
	Laura Abbott <lauraa@codeaurora.org>,
	Josh Cartwright <joshc@codeaurora.org>,
	Michal Nazarewicz <mina86@mina86.com>,
	linaro-mm-sig@lists.linaro.org,
	Kyungmin Park <kyungmin.park@samsung.com>,
	Grant Likely <grant.likely@linaro.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>
Subject: Re: [PATCH v2 1/3] drivers: of: add return value to of_reserved_mem_device_init
Date: Fri, 26 Sep 2014 22:13:31 +0200	[thread overview]
Message-ID: <201409262213.31848.arnd@arndb.de> (raw)
In-Reply-To: <1410434561-9294-2-git-send-email-m.szyprowski@samsung.com>

On Thursday 11 September 2014, Marek Szyprowski wrote:
> -void of_reserved_mem_device_init(struct device *dev)
> +int of_reserved_mem_device_init(struct device *dev)
>  {
>         struct reserved_mem *rmem;
>         struct device_node *np;
> @@ -260,6 +260,7 @@ void of_reserved_mem_device_init(struct device *dev)
>  
>         rmem->ops->device_init(rmem, dev);
>         dev_info(dev, "assigned reserved memory node %s\n", rmem->name);
> +       return 0;
>  }

This function has two other 'return' statements that now are missing 
a return value for the error case and cause undefined behavior
in the caller.

	Arnd

  parent reply	other threads:[~2014-09-26 20:14 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-11 11:22 [PATCH v2 0/3] CMA & device tree, another approach Marek Szyprowski
2014-09-11 11:22 ` [PATCH v2 1/3] drivers: of: add return value to of_reserved_mem_device_init Marek Szyprowski
2014-09-26  6:44   ` [PATCH v2 1/3] drivers: of: add return value to of_reserved_mem_device_init (fixup) Marek Szyprowski
2014-09-27 13:58     ` Fabio Estevam
2014-09-26 20:13   ` Arnd Bergmann [this message]
2014-10-09 12:18   ` [PATCH v3] drivers: of: add return value to of_reserved_mem_device_init Marek Szyprowski
2014-10-13 11:19     ` Arnd Bergmann
2014-10-15 11:01       ` [PATCH v4] " Marek Szyprowski
2014-10-20 19:04         ` [Linaro-mm-sig] " Arnd Bergmann
2014-09-11 11:22 ` [PATCH v2 2/3] drivers: dma-coherent: add initialization from device tree Marek Szyprowski
2014-09-24 22:26   ` Andrew Morton
2014-09-24 22:28   ` Andrew Morton
2014-09-11 11:22 ` [PATCH v2 3/3] drivers: dma-contiguous: " Marek Szyprowski
2014-09-23  8:05 ` [PATCH v2 0/3] CMA & device tree, another approach Marek Szyprowski

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