diff options
author | Ezequiel Garcia <elezegarcia@gmail.com> | 2012-10-23 14:57:06 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-12-27 15:44:30 -0500 |
commit | 8fe392b8fdb93ced86e1661bff91af95ee234cf9 (patch) | |
tree | 4d53d628ecf5090ef2479bcbaa61ce2ea11e0bfe | |
parent | 3724dde9c8c9f55c31ce8c7f8f2645733d6a59ac (diff) |
[media] usbvision: 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>
-rw-r--r-- | drivers/media/usb/usbvision/usbvision-i2c.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/media/usb/usbvision/usbvision-i2c.c b/drivers/media/usb/usbvision/usbvision-i2c.c index 89fec029e924..ba262a32bd3a 100644 --- a/drivers/media/usb/usbvision/usbvision-i2c.c +++ b/drivers/media/usb/usbvision/usbvision-i2c.c | |||
@@ -189,8 +189,7 @@ int usbvision_i2c_register(struct usb_usbvision *usbvision) | |||
189 | if (usbvision->registered_i2c) | 189 | if (usbvision->registered_i2c) |
190 | return 0; | 190 | return 0; |
191 | 191 | ||
192 | memcpy(&usbvision->i2c_adap, &i2c_adap_template, | 192 | usbvision->i2c_adap = i2c_adap_template; |
193 | sizeof(struct i2c_adapter)); | ||
194 | 193 | ||
195 | sprintf(usbvision->i2c_adap.name, "%s-%d-%s", i2c_adap_template.name, | 194 | sprintf(usbvision->i2c_adap.name, "%s-%d-%s", i2c_adap_template.name, |
196 | usbvision->dev->bus->busnum, usbvision->dev->devpath); | 195 | usbvision->dev->bus->busnum, usbvision->dev->devpath); |