diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/test-drivers/vimc/vimc-sensor.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/test-drivers/vimc/vimc-sensor.c b/drivers/media/test-drivers/vimc/vimc-sensor.c index d125a79fec8c..83dcc9d61ee0 100644 --- a/drivers/media/test-drivers/vimc/vimc-sensor.c +++ b/drivers/media/test-drivers/vimc/vimc-sensor.c @@ -103,8 +103,12 @@ static void vimc_sensor_update_frame_timing(struct v4l2_subdev *sd, u64 total_pixels = (u64)hts * vts; u64 frame_interval_ns; + /* Sanity check, pixel rate is fixed and fits in 32 bits. */ + if (WARN_ON(pixel_rate >= 0x100000000)) + return; + frame_interval_ns = total_pixels * NSEC_PER_SEC; - do_div(frame_interval_ns, pixel_rate); + do_div(frame_interval_ns, (u32)pixel_rate); vsensor->hw.fps_jiffies = nsecs_to_jiffies(frame_interval_ns); if (vsensor->hw.fps_jiffies == 0) vsensor->hw.fps_jiffies = 1; |