V4L/DVB (12089): gspca_sonixj: increase 640x480 frame-buffersize

gspca_sonixj: increase 640x480 frame-buffersize, as I was getting buffer
overflows during my testing of a "Premier" 0c45:613e cam

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c
index 184bb924f456..46988120ec65 100644
--- a/drivers/media/video/gspca/sonixj.c
+++ b/drivers/media/video/gspca/sonixj.c
@@ -274,7 +274,8 @@ static const struct v4l2_pix_format vga_mode[] = {
                 .priv = 1},
         {640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
                 .bytesperline = 640,
-                .sizeimage = 640 * 480 * 3 / 8 + 590,
+                /* Note 3 / 8 is not large enough, not even 5 / 8 is ?! */
+                .sizeimage = 640 * 480 * 3 / 4 + 590,
                 .colorspace = V4L2_COLORSPACE_JPEG,
                 .priv = 0},
 };