Signed-off-by: Michael Grzeschik <m.grzesc...@pengutronix.de>
---
drivers/media/video/mt9m111.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c
index f10dcf0..e08b46c 100644
--- a/drivers/media/video/mt9m111.c
+++ b/drivers/media/video/mt9m111.c
@@ -248,7 +248,9 @@ static int mt9m111_reg_clear(struct i2c_client *client,
const u16 reg,
int ret = 0;
ret = mt9m111_reg_read(client, reg);
- return mt9m111_reg_write(client, reg, ret & ~data);
+ if (ret >= 0)
+ ret = mt9m111_reg_write(client, reg, ret & ~data);
+ return ret;
}
static int mt9m111_set_context(struct i2c_client *client,
--
1.7.5.4
--
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