dmaengine: xgene: buffer overflow in xgene_dma_init_channels()

We put 9 characters into the 8 character name[] array.  Let's make the
array bigger and change the sprintf() to snprintf().

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/dma/xgene-dma.c b/drivers/dma/xgene-dma.c
index aa61935ee706..06d40427aa08 100755
--- a/drivers/dma/xgene-dma.c
+++ b/drivers/dma/xgene-dma.c
@@ -314,7 +314,7 @@ struct xgene_dma_chan {
         struct device *dev;
         int id;
         int rx_irq;
-        char name[8];
+        char name[10];
         spinlock_t lock;
         int pending;
         int max_outstanding;
@@ -1876,7 +1876,7 @@ static void xgene_dma_init_channels(struct xgene_dma *pdma)
                 chan->dev = pdma->dev;
                 chan->pdma = pdma;
                 chan->id = i;
-                sprintf(chan->name, "dmachan%d", chan->id);
+                snprintf(chan->name, sizeof(chan->name), "dmachan%d", chan->id);
         }
 }