diff options
| author | Christophe JAILLET <[email protected]> | 2019-09-13 16:06:47 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <[email protected]> | 2019-10-10 07:19:13 -0300 |
| commit | 2eca8e4c1df4864b937752c3aa2f7925114f4806 (patch) | |
| tree | 3df5ca8dbeeaafc6f6c32cd84823ec2619917ef5 | |
| parent | 8dbdee8e8acc4f56febb8f5bf226f1ebfdd36219 (diff) | |
media: v4l: cadence: Fix how unsued lanes are handled in 'csi2rx_start()'
The 2nd parameter of 'find_first_zero_bit()' is a number of bits, not of
bytes. So use 'csi2rx->max_lanes' instead of 'sizeof(lanes_used)'.
Fixes: 1fc3b37f34f6 ("media: v4l: cadence: Add Cadence MIPI-CSI2 RX driver")
Signed-off-by: Christophe JAILLET <[email protected]>
Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
| -rw-r--r-- | drivers/media/platform/cadence/cdns-csi2rx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/cadence/cdns-csi2rx.c b/drivers/media/platform/cadence/cdns-csi2rx.c index 31ace114eda1..be9ec59774d6 100644 --- a/drivers/media/platform/cadence/cdns-csi2rx.c +++ b/drivers/media/platform/cadence/cdns-csi2rx.c @@ -129,7 +129,7 @@ static int csi2rx_start(struct csi2rx_priv *csi2rx) */ for (i = csi2rx->num_lanes; i < csi2rx->max_lanes; i++) { unsigned int idx = find_first_zero_bit(&lanes_used, - sizeof(lanes_used)); + csi2rx->max_lanes); set_bit(idx, &lanes_used); reg |= CSI2RX_STATIC_CFG_DLANE_MAP(i, i + 1); } |