diff options
| -rw-r--r-- | drivers/input/mouse/appletouch.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/input/mouse/appletouch.c b/drivers/input/mouse/appletouch.c index 05edd75abca0..a9cf76831634 100644 --- a/drivers/input/mouse/appletouch.c +++ b/drivers/input/mouse/appletouch.c @@ -205,8 +205,8 @@ struct atp { bool overflow_warned; int x_old; /* last reported x/y, */ int y_old; /* used for smoothing */ - u8 xy_cur[ATP_XSENSORS + ATP_YSENSORS]; - u8 xy_old[ATP_XSENSORS + ATP_YSENSORS]; + signed char xy_cur[ATP_XSENSORS + ATP_YSENSORS]; + signed char xy_old[ATP_XSENSORS + ATP_YSENSORS]; int xy_acc[ATP_XSENSORS + ATP_YSENSORS]; int idlecount; /* number of empty packets */ struct work_struct work; @@ -531,7 +531,7 @@ static void atp_complete_geyser_1_2(struct urb *urb) for (i = 0; i < ATP_XSENSORS + ATP_YSENSORS; i++) { /* accumulate the change */ - int change = dev->xy_old[i] - dev->xy_cur[i]; + signed char change = dev->xy_old[i] - dev->xy_cur[i]; dev->xy_acc[i] -= change; /* prevent down drifting */ |