Signed-off-by: Kuninori Morimoto <morimoto.kunin...@renesas.com>
---
drivers/media/video/ov772x.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
index b75420d..c8e10d3 100644
--- a/drivers/media/video/ov772x.c
+++ b/drivers/media/video/ov772x.c
@@ -566,8 +566,11 @@ static int ov772x_mask_set(struct i2c_client *client,
u8 set)
{
s32 val = i2c_smbus_read_byte_data(client, command);
+ if (val < 0)
+ return val;
+
val &= ~mask;
- val |= set;
+ val |= (set & mask);
return i2c_smbus_write_byte_data(client, command, val);
}
--
1.5.6.3
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