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| author | Jean-Francois Moine | 2008-07-14 14:38:29 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab | 2008-07-20 12:26:14 +0200 |
| commit | 739570bb218bb4607df1f197282561e97a98e54a (patch) | |
| tree | 25555dfe5ac873bc96866c486d6f6c1dcabf24f4 /drivers/media/video/gspca/gspca.h | |
| parent | V4L/DVB (8350): gspca: Conform to v4l2 spec and mutex unlock fix. (diff) | |
| download | kernel-qcow2-linux-739570bb218bb4607df1f197282561e97a98e54a.tar.gz kernel-qcow2-linux-739570bb218bb4607df1f197282561e97a98e54a.tar.xz kernel-qcow2-linux-739570bb218bb4607df1f197282561e97a98e54a.zip | |
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 <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/gspca/gspca.h')
| -rw-r--r-- | drivers/media/video/gspca/gspca.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h index 78fccefcd576..3fd2c4eee204 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 */ |