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[v1] platform/chrome: use sysfs_emit() instead of sprintf()

Message ID 20240314052828.186924-1-aichao@kylinos.cn (mailing list archive)
State Accepted
Commit f7496450528bfe9350c5a62d180b4926b96f571b
Headers show
Series [v1] platform/chrome: use sysfs_emit() instead of sprintf() | expand

Commit Message

Ai Chao March 14, 2024, 5:28 a.m. UTC
Follow the advice in Documentation/filesystems/sysfs.rst:
show() should only use sysfs_emit() or sysfs_emit_at() when formatting
the value to be returned to user space.

Signed-off-by: Ai Chao <aichao@kylinos.cn>
---
 drivers/platform/chrome/wilco_ec/sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Tzung-Bi Shih March 14, 2024, 8:35 a.m. UTC | #1
On Thu, Mar 14, 2024 at 01:28:28PM +0800, Ai Chao wrote:
> Follow the advice in Documentation/filesystems/sysfs.rst:
> show() should only use sysfs_emit() or sysfs_emit_at() when formatting
> the value to be returned to user space.

It seems we overlooked the case when handling [1].  Will queue the patch
after for-next rebased to next -rc1.

[1] https://patchwork.kernel.org/project/chrome-platform/patch/202212021656040995199@zte.com.cn/
patchwork-bot+chrome-platform@kernel.org March 25, 2024, 2:40 a.m. UTC | #2
Hello:

This patch was applied to chrome-platform/linux.git (for-kernelci)
by Tzung-Bi Shih <tzungbi@kernel.org>:

On Thu, 14 Mar 2024 13:28:28 +0800 you wrote:
> Follow the advice in Documentation/filesystems/sysfs.rst:
> show() should only use sysfs_emit() or sysfs_emit_at() when formatting
> the value to be returned to user space.
> 
> Signed-off-by: Ai Chao <aichao@kylinos.cn>
> ---
>  drivers/platform/chrome/wilco_ec/sysfs.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Here is the summary with links:
  - [v1] platform/chrome: use sysfs_emit() instead of sprintf()
    https://git.kernel.org/chrome-platform/c/f7496450528b

You are awesome, thank you!
patchwork-bot+chrome-platform@kernel.org March 25, 2024, 2:40 a.m. UTC | #3
Hello:

This patch was applied to chrome-platform/linux.git (for-next)
by Tzung-Bi Shih <tzungbi@kernel.org>:

On Thu, 14 Mar 2024 13:28:28 +0800 you wrote:
> Follow the advice in Documentation/filesystems/sysfs.rst:
> show() should only use sysfs_emit() or sysfs_emit_at() when formatting
> the value to be returned to user space.
> 
> Signed-off-by: Ai Chao <aichao@kylinos.cn>
> ---
>  drivers/platform/chrome/wilco_ec/sysfs.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Here is the summary with links:
  - [v1] platform/chrome: use sysfs_emit() instead of sprintf()
    https://git.kernel.org/chrome-platform/c/f7496450528b

You are awesome, thank you!
diff mbox series

Patch

diff --git a/drivers/platform/chrome/wilco_ec/sysfs.c b/drivers/platform/chrome/wilco_ec/sysfs.c
index 893c59dde32a..d44c43559621 100644
--- a/drivers/platform/chrome/wilco_ec/sysfs.c
+++ b/drivers/platform/chrome/wilco_ec/sysfs.c
@@ -192,7 +192,7 @@  static ssize_t usb_charge_show(struct device *dev,
 	if (ret < 0)
 		return ret;
 
-	return sprintf(buf, "%d\n", rs.val);
+	return sysfs_emit(buf, "%d\n", rs.val);
 }
 
 static ssize_t usb_charge_store(struct device *dev,