From 739570bb218bb4607df1f197282561e97a98e54a Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Mon, 14 Jul 2008 09:38:29 -0300 Subject: V4L/DVB (8352): gspca: Buffers for USB exchanges cannot be in the stack. gspca: Protect dq_callback() against simultaneous USB exchanges. Temporary buffer for USB exchanges added in the device struct. (all) Use a temporary buffer for all USB exchanges. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/gspca.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/media/video/gspca/gspca.h') diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h index 78fccefcd57..3fd2c4eee20 100644 --- a/drivers/media/video/gspca/gspca.h +++ b/drivers/media/video/gspca/gspca.h @@ -125,6 +125,7 @@ struct gspca_dev { struct cam cam; /* device information */ const struct sd_desc *sd_desc; /* subdriver description */ + __u8 usb_buf[8]; /* buffer for USB exchanges */ struct urb *urb[MAX_NURBS]; __u8 *frbuf; /* buffer for nframes */ -- cgit v1.2.3