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yaml
---
r: 250194
b: refs/heads/master
c: 029461d
h: refs/heads/master
v: v3
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Florian Mickler authored and Mauro Carvalho Chehab committed May 20, 2011
1 parent ec71470 commit 0dce5f6
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Showing 2 changed files with 10 additions and 3 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 26b72c6e5a67ceef4c62c279d5952f723515d990
refs/heads/master: 029461dbea04f4b6943bd24b6ae7906f28593a2f
11 changes: 9 additions & 2 deletions trunk/drivers/media/dvb/dvb-usb/ce6230.c
Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req)
u8 requesttype;
u16 value;
u16 index;
u8 buf[req->data_len];
u8 *buf;

request = req->cmd;
value = req->value;
Expand All @@ -62,6 +62,12 @@ static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req)
goto error;
}

buf = kmalloc(req->data_len, GFP_KERNEL);
if (!buf) {
ret = -ENOMEM;
goto error;
}

if (requesttype == (USB_TYPE_VENDOR | USB_DIR_OUT)) {
/* write */
memcpy(buf, req->data, req->data_len);
Expand All @@ -74,7 +80,7 @@ static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req)
msleep(1); /* avoid I2C errors */

ret = usb_control_msg(udev, pipe, request, requesttype, value, index,
buf, sizeof(buf), CE6230_USB_TIMEOUT);
buf, req->data_len, CE6230_USB_TIMEOUT);

ce6230_debug_dump(request, requesttype, value, index, buf,
req->data_len, deb_xfer);
Expand All @@ -88,6 +94,7 @@ static int ce6230_rw_udev(struct usb_device *udev, struct req_t *req)
if (!ret && requesttype == (USB_TYPE_VENDOR | USB_DIR_IN))
memcpy(req->data, buf, req->data_len);

kfree(buf);
error:
return ret;
}
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