diff options
| author | Julia Lawall <julia@diku.dk> | 2009-12-19 08:30:30 +0100 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2009-12-22 23:29:05 +0100 |
| commit | 1e9d1b13efae7e0a2705611d47ae5f07e27015f0 (patch) | |
| tree | bb5f9eed3636080b2dc8a4791d03b812e65a6786 | |
| parent | sh: fix DMA driver's descriptor chaining and cookie assignment (diff) | |
| download | linux-1e9d1b13efae7e0a2705611d47ae5f07e27015f0.tar.xz linux-1e9d1b13efae7e0a2705611d47ae5f07e27015f0.zip | |
drivers/dma: drop unnecesary memset
memset of 0 is not needed after kzalloc
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression x;
statement S;
@@
x = kzalloc(...);
if (x == NULL) S
... when != x
-memset(x,0,...);// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
| -rw-r--r-- | drivers/dma/dw_dmac.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 2eea823516a7..53bb3cac248f 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -1270,8 +1270,6 @@ static int __init dw_probe(struct platform_device *pdev) goto err_kfree; } - memset(dw, 0, sizeof *dw); - dw->regs = ioremap(io->start, DW_REGLEN); if (!dw->regs) { err = -ENOMEM; |