vzalloc combines vmalloc and memset 0.
The Coccinelle semantic patch used to make this change is as follows:
@@
type T;
T *d;
expression e;
statement S;
@@
d =
- vmalloc
+ vzalloc
(...);
if (!d) S
- memset(d, 0, sizeof(T));
Signed-off-by: Amitoj Kaur Chawla <amitoj1...@gmail.com>
---
drivers/media/pci/ddbridge/ddbridge-core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c
b/drivers/media/pci/ddbridge/ddbridge-core.c
index 6e995ef..47def73 100644
--- a/drivers/media/pci/ddbridge/ddbridge-core.c
+++ b/drivers/media/pci/ddbridge/ddbridge-core.c
@@ -1569,10 +1569,9 @@ static int ddb_probe(struct pci_dev *pdev, const struct
pci_device_id *id)
if (pci_enable_device(pdev) < 0)
return -ENODEV;
- dev = vmalloc(sizeof(struct ddb));
+ dev = vzalloc(sizeof(struct ddb));
if (dev == NULL)
return -ENOMEM;
- memset(dev, 0, sizeof(struct ddb));
dev->pdev = pdev;
pci_set_drvdata(pdev, dev);
--
1.9.1
--
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