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Subject[PATCH 2/2 v2] pch_dma: Reduce wasting memory
Date
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>
---
v2: Change sizeof(struct pch_dma) to sizeof(*pd)
---
drivers/dma/pch_dma.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 326fedc..58b215c 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -997,8 +997,7 @@ static int __devinit pch_dma_probe(struct pci_dev *pdev,
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;

--
1.7.4.4


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