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media: rc: i2c: Fix an error message

Message ID 179fb4cda2b79904fc9cf1d7d8e61153e30fae6b.1620279452.git.christophe.jaillet@wanadoo.fr
State Accepted
Commit 9c87ae1a0dbeb5794957421157fd266d38a869b4
Headers show
Series media: rc: i2c: Fix an error message | expand

Commit Message

Christophe JAILLET May 6, 2021, 5:38 a.m. UTC
'ret' is known to be 1 here. In fact 'i' is expected instead.
Store the return value of 'i2c_master_recv()' in 'ret' so that the error
message print the correct error code.

Fixes: acaa34bf06e9 ('media: rc: implement zilog transmitter")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 drivers/media/i2c/ir-kbd-i2c.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Sean Young May 12, 2021, 4:36 p.m. UTC | #1
On Thu, May 06, 2021 at 07:38:56AM +0200, Christophe JAILLET wrote:
> 'ret' is known to be 1 here. In fact 'i' is expected instead.

> Store the return value of 'i2c_master_recv()' in 'ret' so that the error

> message print the correct error code.


Nice catch, applied!

Thanks
Sean

> 

> Fixes: acaa34bf06e9 ('media: rc: implement zilog transmitter")

> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

> ---

>  drivers/media/i2c/ir-kbd-i2c.c | 4 ++--

>  1 file changed, 2 insertions(+), 2 deletions(-)

> 

> diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c

> index e8119ad0bc71..92376592455e 100644

> --- a/drivers/media/i2c/ir-kbd-i2c.c

> +++ b/drivers/media/i2c/ir-kbd-i2c.c

> @@ -678,8 +678,8 @@ static int zilog_tx(struct rc_dev *rcdev, unsigned int *txbuf,

>  		goto out_unlock;

>  	}

>  

> -	i = i2c_master_recv(ir->tx_c, buf, 1);

> -	if (i != 1) {

> +	ret = i2c_master_recv(ir->tx_c, buf, 1);

> +	if (ret != 1) {

>  		dev_err(&ir->rc->dev, "i2c_master_recv failed with %d\n", ret);

>  		ret = -EIO;

>  		goto out_unlock;

> -- 

> 2.30.2
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Patch

diff --git a/drivers/media/i2c/ir-kbd-i2c.c b/drivers/media/i2c/ir-kbd-i2c.c
index e8119ad0bc71..92376592455e 100644
--- a/drivers/media/i2c/ir-kbd-i2c.c
+++ b/drivers/media/i2c/ir-kbd-i2c.c
@@ -678,8 +678,8 @@  static int zilog_tx(struct rc_dev *rcdev, unsigned int *txbuf,
 		goto out_unlock;
 	}
 
-	i = i2c_master_recv(ir->tx_c, buf, 1);
-	if (i != 1) {
+	ret = i2c_master_recv(ir->tx_c, buf, 1);
+	if (ret != 1) {
 		dev_err(&ir->rc->dev, "i2c_master_recv failed with %d\n", ret);
 		ret = -EIO;
 		goto out_unlock;