diff options
Diffstat (limited to 'linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c')
| -rw-r--r-- | linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c index 2bd7d4d99..7e79f7eca 100644 --- a/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c +++ b/linux/drivers/media/video/gspca/m5602/m5602_s5k4aa.c @@ -104,7 +104,11 @@ int s5k4aa_probe(struct sd *sd) } /* Test some registers, but we don't know their exact meaning yet */ - if (m5602_read_sensor(sd, 0x00, prod_id, sizeof(prod_id))) + if (m5602_read_sensor(sd, 0x00, prod_id, 2)) + return -ENODEV; + if (m5602_read_sensor(sd, 0x02, prod_id+2, 2)) + return -ENODEV; + if (m5602_read_sensor(sd, 0x04, prod_id+4, 2)) return -ENODEV; if (memcmp(prod_id, expected_prod_id, sizeof(prod_id))) |