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| author | Jean-Francois Moine <moinejf@free.fr> | 2008-09-03 17:12:19 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-09-03 18:37:42 -0300 |
| commit | 8295d99ee5340f1e62b53c8adc979e0789299445 (patch) | |
| tree | d537fd27c8079bec09b513845dc2cf9c21234482 /drivers/media/video/gspca/conex.c | |
| parent | 91de65ac00f976c972940bedd9dbfe38bb8bfec3 (diff) | |
| download | kernel_samsung_aries-8295d99ee5340f1e62b53c8adc979e0789299445.zip kernel_samsung_aries-8295d99ee5340f1e62b53c8adc979e0789299445.tar.gz kernel_samsung_aries-8295d99ee5340f1e62b53c8adc979e0789299445.tar.bz2 | |
V4L/DVB (8829): gspca: Have a clean kmalloc-ated buffer for USB exchanges.
The USB buffer may be used for DMA and there may be a caching problem
if the buffer is part of the device structure.
Thanks to Alan Stern.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/conex.c')
| -rw-r--r-- | drivers/media/video/gspca/conex.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/gspca/conex.c b/drivers/media/video/gspca/conex.c index 3db5c1e..8c91ffd 100644 --- a/drivers/media/video/gspca/conex.c +++ b/drivers/media/video/gspca/conex.c @@ -124,7 +124,7 @@ static void reg_r(struct gspca_dev *gspca_dev, struct usb_device *dev = gspca_dev->dev; #ifdef GSPCA_DEBUG - if (len > sizeof gspca_dev->usb_buf) { + if (len > USB_BUF_SZ) { err("reg_r: buffer overflow"); return; } @@ -164,7 +164,7 @@ static void reg_w(struct gspca_dev *gspca_dev, struct usb_device *dev = gspca_dev->dev; #ifdef GSPCA_DEBUG - if (len > sizeof gspca_dev->usb_buf) { + if (len > USB_BUF_SZ) { err("reg_w: buffer overflow"); return; } |