This patch increments mbo_offs by the number of bytes that have
been copied and resets it in case a complete mbo has been transferred
to user buffer.

Signed-off-by: Christian Gromm <christian.gr...@microchip.com>
---
 drivers/staging/most/aim-cdev/cdev.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/most/aim-cdev/cdev.c 
b/drivers/staging/most/aim-cdev/cdev.c
index 86194ce..0141293 100644
--- a/drivers/staging/most/aim-cdev/cdev.c
+++ b/drivers/staging/most/aim-cdev/cdev.c
@@ -257,9 +257,8 @@ start_copy:
 
        copied = to_copy - not_copied;
 
-       if (count < mbo->processed_length) {
-               channel->mbo_offs = copied;
-       } else {
+       channel->mbo_offs += copied;
+       if (channel->mbo_offs >= mbo->processed_length) {
                most_put_mbo(mbo);
                channel->mbo_offs = 0;
                channel->stacked_mbo = NULL;
-- 
1.7.9.5

_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

Reply via email to