diff mbox series

[3/3] usb: typec: tipd: use min() to set tps6598x firmware packet size

Message ID 20240606-tps6598x_fw_update_log-v1-3-2b5b8369a0ba@wolfvision.net (mailing list archive)
State Accepted
Commit 2bc0bea11c6112e61fbd663c993892ee56956577
Headers show
Series usb: typec: tipd: minor improvements in the firmware update code | expand

Commit Message

Javier Carrasco June 6, 2024, 9:03 a.m. UTC
Simplify the current firmware packet size check in the tps6598x
implementation by means of a single call to min(), which is what the
current code does in a more verbose, less elegant way.

This patch fixes a cocci warning ("WARNING opportunity for min()").

Suggested-by: Julia Lawall <julia.lawall@inria.fr>
Signed-off-by: Javier Carrasco <javier.carrasco@wolfvision.net>
---
 drivers/usb/typec/tipd/core.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

Comments

Heikki Krogerus June 6, 2024, 9:35 a.m. UTC | #1
On Thu, Jun 06, 2024 at 11:03:57AM +0200, Javier Carrasco wrote:
> Simplify the current firmware packet size check in the tps6598x
> implementation by means of a single call to min(), which is what the
> current code does in a more verbose, less elegant way.
> 
> This patch fixes a cocci warning ("WARNING opportunity for min()").
> 
> Suggested-by: Julia Lawall <julia.lawall@inria.fr>
> Signed-off-by: Javier Carrasco <javier.carrasco@wolfvision.net>

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

> ---
>  drivers/usb/typec/tipd/core.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
> index 58f6eeffd070..ea768b19a7f1 100644
> --- a/drivers/usb/typec/tipd/core.c
> +++ b/drivers/usb/typec/tipd/core.c
> @@ -1165,10 +1165,7 @@ static int tps6598x_apply_patch(struct tps6598x *tps)
>  
>  	bytes_left = fw->size;
>  	while (bytes_left) {
> -		if (bytes_left < TPS_MAX_LEN)
> -			in_len = bytes_left;
> -		else
> -			in_len = TPS_MAX_LEN;
> +		in_len = min(bytes_left, TPS_MAX_LEN);
>  		ret = tps6598x_exec_cmd(tps, "PTCd", in_len,
>  					fw->data + copied_bytes,
>  					TPS_PTCD_OUT_BYTES, out);
> 
> -- 
> 2.40.1
diff mbox series

Patch

diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index 58f6eeffd070..ea768b19a7f1 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -1165,10 +1165,7 @@  static int tps6598x_apply_patch(struct tps6598x *tps)
 
 	bytes_left = fw->size;
 	while (bytes_left) {
-		if (bytes_left < TPS_MAX_LEN)
-			in_len = bytes_left;
-		else
-			in_len = TPS_MAX_LEN;
+		in_len = min(bytes_left, TPS_MAX_LEN);
 		ret = tps6598x_exec_cmd(tps, "PTCd", in_len,
 					fw->data + copied_bytes,
 					TPS_PTCD_OUT_BYTES, out);