commit 01631243d712d41681d61c0556341a3329860c47
author Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com> Wed Oct 12 09:38:35 2011 +0900
committer Vinod Koul <vinod.koul@linux.intel.com> Wed Oct 12 10:51:24 2011 +0530
tree fcaa0e40b761b5cdd0dee64c658c6c69fa53ebc6
parent c43f1508686e8e4746012bf87995085eeb0f5307

pch_dma: Reduce wasting memory

nr_channels is defined in "struct pch_dma".
and struct pch_dma_chan is defined in "struct pch_dma".
So, "sizeof(struct pch_dma_chan) * nr_channels" is unnecessary.

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>

drivers/dma/pch_dma.c

diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 6abe5ac..a6d0e3d 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -872,8 +872,7 @@
 	int i;
 
 	nr_channels = id->driver_data;
-	pd = kzalloc(sizeof(struct pch_dma)+
-		sizeof(struct pch_dma_chan) * nr_channels, GFP_KERNEL);
+	pd = kzalloc(sizeof(*pd), GFP_KERNEL);
 	if (!pd)
 		return -ENOMEM;