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authorEzequiel Garcia <elezegarcia@gmail.com>2012-10-23 15:57:14 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-12-27 18:49:44 -0200
commitf01e0ffd01eb0a8c6df71ac80234354ed716b488 (patch)
tree58df43e9ae829b80aee920a420776f03e14ec52f /drivers/media/usb/au0828
parentd3a950918446e201f0f9048995badc4fe8ba4e20 (diff)
[media] au0828: Replace memcpy with struct assignment
This kind of memcpy() is error-prone. Its replacement with a struct assignment is prefered because it's type-safe and much easier to read. Found by coccinelle. Hand patched and reviewed. Tested by compilation only. A simplified version of the semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ identifier struct_name; struct struct_name to; struct struct_name from; expression E; @@ -memcpy(&(to), &(from), E); +to = from; // </smpl> Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com> Signed-off-by: Ezequiel Garcia <elezegarcia@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/au0828')
-rw-r--r--drivers/media/usb/au0828/au0828-cards.c2
-rw-r--r--drivers/media/usb/au0828/au0828-i2c.c9
2 files changed, 4 insertions, 7 deletions
diff --git a/drivers/media/usb/au0828/au0828-cards.c b/drivers/media/usb/au0828/au0828-cards.c
index 88e35dfa33d4..dd32decb237d 100644
--- a/drivers/media/usb/au0828/au0828-cards.c
+++ b/drivers/media/usb/au0828/au0828-cards.c
@@ -193,7 +193,7 @@ void au0828_card_setup(struct au0828_dev *dev)
dprintk(1, "%s()\n", __func__);
- memcpy(&dev->board, &au0828_boards[dev->boardnr], sizeof(dev->board));
+ dev->board = au0828_boards[dev->boardnr];
if (dev->i2c_rc == 0) {
dev->i2c_client.addr = 0xa0 >> 1;
diff --git a/drivers/media/usb/au0828/au0828-i2c.c b/drivers/media/usb/au0828/au0828-i2c.c
index 20d69b565255..17ec3651b10e 100644
--- a/drivers/media/usb/au0828/au0828-i2c.c
+++ b/drivers/media/usb/au0828/au0828-i2c.c
@@ -364,12 +364,9 @@ int au0828_i2c_register(struct au0828_dev *dev)
{
dprintk(1, "%s()\n", __func__);
- memcpy(&dev->i2c_adap, &au0828_i2c_adap_template,
- sizeof(dev->i2c_adap));
- memcpy(&dev->i2c_algo, &au0828_i2c_algo_template,
- sizeof(dev->i2c_algo));
- memcpy(&dev->i2c_client, &au0828_i2c_client_template,
- sizeof(dev->i2c_client));
+ dev->i2c_adap = au0828_i2c_adap_template;
+ dev->i2c_algo = au0828_i2c_algo_template;
+ dev->i2c_client = au0828_i2c_client_template;
dev->i2c_adap.dev.parent = &dev->usbdev->dev;