| Message ID | 20230628083735.19946-2-zev@bewilderbeest.net |
|---|---|
| State | New |
| Headers | show |
| Series | soc: aspeed: uart-routing: Use __sysfs_match_string | expand |
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 >
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;
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(-)