* [PATCH] soc: aspeed: uart-routing: Use __sysfs_match_string
@ 2023-06-28 8:37 Zev Weiss
2023-07-10 4:22 ` Joel Stanley
0 siblings, 1 reply; 2+ messages in thread
From: Zev Weiss @ 2023-06-28 8:37 UTC (permalink / raw)
To: Andrew Jeffery, Joel Stanley, linux-aspeed
Cc: Zev Weiss, Chia-Wei Wang, Oskar Senft, linux-arm-kernel,
linux-kernel, openbmc
The existing use of match_string() caused it to reject 'echo foo' due
to the implicitly appended newline, which was somewhat ergonomically
awkward and inconsistent with typical sysfs behavior. Using the
__sysfs_* variant instead provides more convenient and consistent
linefeed-agnostic behavior.
Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
---
drivers/soc/aspeed/aspeed-uart-routing.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/soc/aspeed/aspeed-uart-routing.c b/drivers/soc/aspeed/aspeed-uart-routing.c
index ef8b24fd1851..59123e1f27ac 100644
--- a/drivers/soc/aspeed/aspeed-uart-routing.c
+++ b/drivers/soc/aspeed/aspeed-uart-routing.c
@@ -524,7 +524,7 @@ static ssize_t aspeed_uart_routing_store(struct device *dev,
struct aspeed_uart_routing_selector *sel = to_routing_selector(attr);
int val;
- val = match_string(sel->options, -1, buf);
+ val = __sysfs_match_string(sel->options, -1, buf);
if (val < 0) {
dev_err(dev, "invalid value \"%s\"\n", buf);
return -EINVAL;
--
2.40.0.5.gf6e3b97ba6d2.dirty
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] soc: aspeed: uart-routing: Use __sysfs_match_string
2023-06-28 8:37 [PATCH] soc: aspeed: uart-routing: Use __sysfs_match_string Zev Weiss
@ 2023-07-10 4:22 ` Joel Stanley
0 siblings, 0 replies; 2+ messages in thread
From: Joel Stanley @ 2023-07-10 4:22 UTC (permalink / raw)
To: Zev Weiss
Cc: Andrew Jeffery, linux-aspeed, Chia-Wei Wang, Oskar Senft,
linux-arm-kernel, linux-kernel, openbmc
On Wed, 28 Jun 2023 at 08:43, Zev Weiss <zev@bewilderbeest.net> wrote:
>
> The existing use of match_string() caused it to reject 'echo foo' due
> to the implicitly appended newline, which was somewhat ergonomically
> awkward and inconsistent with typical sysfs behavior. Using the
> __sysfs_* variant instead provides more convenient and consistent
> linefeed-agnostic behavior.
Nice.
Fixes: c6807970c3bc ("soc: aspeed: Add UART routing support")
Reviewed-by: Joel Stanley <joel@jms.id.au>
>
> Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
> ---
> drivers/soc/aspeed/aspeed-uart-routing.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/soc/aspeed/aspeed-uart-routing.c b/drivers/soc/aspeed/aspeed-uart-routing.c
> index ef8b24fd1851..59123e1f27ac 100644
> --- a/drivers/soc/aspeed/aspeed-uart-routing.c
> +++ b/drivers/soc/aspeed/aspeed-uart-routing.c
> @@ -524,7 +524,7 @@ static ssize_t aspeed_uart_routing_store(struct device *dev,
> struct aspeed_uart_routing_selector *sel = to_routing_selector(attr);
> int val;
>
> - val = match_string(sel->options, -1, buf);
> + val = __sysfs_match_string(sel->options, -1, buf);
> if (val < 0) {
> dev_err(dev, "invalid value \"%s\"\n", buf);
> return -EINVAL;
> --
> 2.40.0.5.gf6e3b97ba6d2.dirty
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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