diff options
Diffstat (limited to 'drivers/media/platform/atmel/atmel-isc-base.c')
| -rw-r--r-- | drivers/media/platform/atmel/atmel-isc-base.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/platform/atmel/atmel-isc-base.c b/drivers/media/platform/atmel/atmel-isc-base.c index d92ffc07418f..db15770d5b88 100644 --- a/drivers/media/platform/atmel/atmel-isc-base.c +++ b/drivers/media/platform/atmel/atmel-isc-base.c @@ -1375,6 +1375,10 @@ static void isc_wb_update(struct isc_ctrls *ctrls) /* multiply both gains and adjust for decimals */ ctrls->gain[c] = s_gain[c] * gw_gain[c]; ctrls->gain[c] >>= 9; + + /* make sure we are not out of range */ + ctrls->gain[c] = clamp_val(ctrls->gain[c], 0, GENMASK(12, 0)); + v4l2_dbg(1, debug, &isc->v4l2_dev, "isc wb: component %d, final gain %u\n", c, ctrls->gain[c]); |