[PATCH] ASoC : fsl_ssi : Correct the condition to check AC97 mode

[David Laight]

From: Harisangam, Sharvari (S.)
> Sent: 28 December 2016 11:07
>  Corrected the condition to check if ssi is configured for AC97
>  mode. Other modes like dsp_a also satisfy the ANDing condition.

Under the assumption that the constants have 1 bit set nothing is wrong.

	David

...
> -	return !!(ssi_private->dai_fmt & SND_SOC_DAIFMT_AC97);
...
> -	if (fmt & SND_SOC_DAIFMT_AC97)
...