From: Stefan Ringel <stefan.ringel@xxxxxxxx>
bugfix incorrect image and line position in videobuffer
Signed-off-by: Stefan Ringel <stefan.ringel@xxxxxxxx>
---
drivers/staging/tm6000/tm6000-video.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/tm6000/tm6000-video.c b/drivers/staging/tm6000/tm6000-video.c
index 9554472..f7248f0 100644
--- a/drivers/staging/tm6000/tm6000-video.c
+++ b/drivers/staging/tm6000/tm6000-video.c
@@ -223,8 +223,8 @@ static int copy_packet(struct urb *urb, u32 header, u8 **ptr, u8 *endp,
* It should, instead, check if the user selected
* entrelaced or non-entrelaced mode
*/
- pos= ((line<<1)+field)*linewidth +
- block*TM6000_URB_MSG_LEN;
+ pos = ((line << 1) - field - 1) * linewidth +
+ block * TM6000_URB_MSG_LEN;
/* Don't allow to write out of the buffer */
if (pos+TM6000_URB_MSG_LEN > (*buf)->vb.size) {
--
1.7.0.3
--
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