[PATCH -next] mtd: nand: omap2: fix return value check in omap_nand_probe()

[Brian Norris]

On Thu, Jul 14, 2016 at 12:06:45PM +0000, weiyj_lk at 163.com wrote:
> From: Wei Yongjun <yongjun_wei at trendmicro.com.cn>
> 
> In case of error, the function dma_request_chan() returns ERR_PTR() and
> never returns NULL. The NULL test in the return value check should be
> replaced with IS_ERR().
> 
> Fixes: aa7abd312c11 ('mtd: nand: omap2: Support parsing dma channel
> information from DT')
> Signed-off-by: Wei Yongjun <yongjun_wei at trendmicro.com.cn>

Applied to l2-mtd.git