[PATCH] ASoC: samsung: s3c24xx-i2s: Fix return value check in s3c24xx_iis_dev_probe()

[Mark Brown]

On Thu, Apr 16, 2015 at 08:18:02PM +0800, weiyj_lk at 163.com wrote:
> From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
> 
> In case of error, the function devm_ioremap_resource() returns
> ERR_PTR() and never returns NULL. The NULL test in the return
> value check should be replaced with IS_ERR().

Applied, thanks.
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