Hello,
sorry, I forgot to mention that this is a candidate for all stable trees
2.6.37 and above. Not sure how to announce that, but I think I should
have added the below Cc: to the patch.
Regards,
Alexander
Am 21.04.2012 00:10, schrieb Alexander Holler:
Line 0 and 1 were both written to line 0 (on the display) and all subsequent
lines had an offset of -1. The result was that the last line on the display
was never overwritten by writes to /dev/fbN.
Signed-off-by: Alexander Holler<holler@xxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
---
drivers/video/udlfb.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/video/udlfb.c b/drivers/video/udlfb.c
index a159b63..85d8110 100644
--- a/drivers/video/udlfb.c
+++ b/drivers/video/udlfb.c
@@ -647,7 +647,7 @@ static ssize_t dlfb_ops_write(struct fb_info *info, const char __user *buf,
result = fb_sys_write(info, buf, count, ppos);
if (result> 0) {
- int start = max((int)(offset / info->fix.line_length) - 1, 0);
+ int start = max((int)(offset / info->fix.line_length), 0);
int lines = min((u32)((result / info->fix.line_length) + 1),
(u32)info->var.yres);
--
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