ASoC: Wrong variable returned on error

The wrong variable was returned in the case of an error

Signed-off-by: Roel Kluin <[e-mail]>
Acked-by: Liam Girdwood <[e-mail]>
Signed-off-by: Mark Brown <[e-mail]>

sound/soc/imx/mx1_mx2-pcm.c

···
 
 	pr_debug("%s: Requesting dma channel (%s)\n", __func__,
 						prtd->dma_params->name);
-	prtd->dma_ch = imx_dma_request_by_prio(prtd->dma_params->name,
-						DMA_PRIO_HIGH);
-	if (prtd->dma_ch < 0) {
+	ret = imx_dma_request_by_prio(prtd->dma_params->name, DMA_PRIO_HIGH);
+	if (ret < 0) {
 		printk(KERN_ERR "Error %d requesting dma channel\n", ret);
 		return ret;
 	}
+	prtd->dma_ch = ret;
 	imx_dma_config_burstlen(prtd->dma_ch,
 				prtd->dma_params->watermark_level);