dmaengine: omap-dma: Clean up the prep_slave_sg sg list walk code

The for_each_sg() macro's last parameter is inteded to be used as counter.
We can use 'i' instead of 'j' within the loop for indexes.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

1 files changed, 5 insertions, 6 deletions

diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index 8ed39ce24d46..4afc2c18d451 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -768,7 +768,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg(
         struct scatterlist *sgent;
         struct omap_desc *d;
         dma_addr_t dev_addr;
-        unsigned i, j = 0, es, en, frame_bytes;
+        unsigned i, es, en, frame_bytes;
         u32 burst;
 
         if (dir == DMA_DEV_TO_MEM) {
@@ -845,13 +845,12 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg(
         en = burst;
         frame_bytes = es_bytes[es] * en;
         for_each_sg(sgl, sgent, sglen, i) {
-                d->sg[j].addr = sg_dma_address(sgent);
-                d->sg[j].en = en;
-                d->sg[j].fn = sg_dma_len(sgent) / frame_bytes;
-                j++;
+                d->sg[i].addr = sg_dma_address(sgent);
+                d->sg[i].en = en;
+                d->sg[i].fn = sg_dma_len(sgent) / frame_bytes;
         }
 
-        d->sglen = j;
+        d->sglen = sglen;
 
         return vchan_tx_prep(&c->vc, &d->vd, tx_flags);
 }