[-next,v2] dmaengine: mcf-edma: fix x86_64 allmodconfig compilation warning

[Angelo Dureghello <angelo@sysam.it>]

This patch fixes the compilation warning reported
during x86_64 allmodconfig build.

Reported-By: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Angelo Dureghello <angelo@sysam.it>
---
Changes for v2:
  - added Reported-By
---
 drivers/dma/mcf-edma.c                     | 3 ++-
 include/linux/platform_data/dma-mcf-edma.h | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/mcf-edma.c b/drivers/dma/mcf-edma.c
index 4d30d5302649..e08e2409a102 100644
--- a/drivers/dma/mcf-edma.c
+++ b/drivers/dma/mcf-edma.c
@@ -292,8 +292,9 @@ bool mcf_edma_filter_fn(struct dma_chan *chan, void *param)
 {
 	if (chan->device->dev->driver == &mcf_edma_driver.driver) {
 		struct fsl_edma_chan *mcf_chan = to_fsl_edma_chan(chan);
+		unsigned int req = *(unsigned int *)param;
 
-		return (mcf_chan->slave_id == (u32)param);
+		return (mcf_chan->slave_id == req);
 	}
 
 	return false;
diff --git a/include/linux/platform_data/dma-mcf-edma.h b/include/linux/platform_data/dma-mcf-edma.h
index d718ccfa3421..97cb79bda646 100644
--- a/include/linux/platform_data/dma-mcf-edma.h
+++ b/include/linux/platform_data/dma-mcf-edma.h
@@ -21,7 +21,7 @@ struct dma_slave_map;
 
 bool mcf_edma_filter_fn(struct dma_chan *chan, void *param);
 
-#define MCF_EDMA_FILTER_PARAM(ch)	((void *)ch)
+#define MCF_EDMA_FILTER_PARAM(ch)	((int[]) { (ch) })
 
 /**
  * struct mcf_edma_platform_data - platform specific data for eDMA engine