wbsd: fix bad dma_addr_t conversion

DMA addresses are not pointers, so don't treat them as such. Avoids
compiler warnings when using 64-bit DMA addresses on a 32-bit system.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/mmc/host/wbsd.c b/drivers/mmc/host/wbsd.c
index c2b61606c43..f7dcd8ec0d7 100644
--- a/drivers/mmc/host/wbsd.c
+++ b/drivers/mmc/host/wbsd.c
@@ -1420,7 +1420,7 @@ kfree:
 
         dma_unmap_single(mmc_dev(host->mmc), host->dma_addr,
                 WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);
-        host->dma_addr = (dma_addr_t)NULL;
+        host->dma_addr = 0;
 
         kfree(host->dma_buffer);
         host->dma_buffer = NULL;
@@ -1445,7 +1445,7 @@ static void wbsd_release_dma(struct wbsd_host *host)
 
         host->dma = -1;
         host->dma_buffer = NULL;
-        host->dma_addr = (dma_addr_t)NULL;
+        host->dma_addr = 0;
 }
 
 /*