[PATCH net-next v2] sfc: use sysfs_emit() to instead of scnprintf()

From: ye.xingchen
Date: Sun Dec 04 2022 - 21:22:02 EST


From: ye xingchen <ye.xingchen@xxxxxxxxxx>

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.

Signed-off-by: ye xingchen <ye.xingchen@xxxxxxxxxx>
---
v1 -> v2
Fix the Subject.
drivers/net/ethernet/sfc/efx_common.c | 2 +-
drivers/net/ethernet/sfc/siena/efx_common.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/sfc/efx_common.c b/drivers/net/ethernet/sfc/efx_common.c
index c2224e41a694..cc30524c2fe4 100644
--- a/drivers/net/ethernet/sfc/efx_common.c
+++ b/drivers/net/ethernet/sfc/efx_common.c
@@ -1164,7 +1164,7 @@ static ssize_t mcdi_logging_show(struct device *dev,
struct efx_nic *efx = dev_get_drvdata(dev);
struct efx_mcdi_iface *mcdi = efx_mcdi(efx);

- return scnprintf(buf, PAGE_SIZE, "%d\n", mcdi->logging_enabled);
+ return sysfs_emit(buf, "%d\n", mcdi->logging_enabled);
}

static ssize_t mcdi_logging_store(struct device *dev,
diff --git a/drivers/net/ethernet/sfc/siena/efx_common.c b/drivers/net/ethernet/sfc/siena/efx_common.c
index 1fd396b00bfb..e4b294b8e9ac 100644
--- a/drivers/net/ethernet/sfc/siena/efx_common.c
+++ b/drivers/net/ethernet/sfc/siena/efx_common.c
@@ -1178,7 +1178,7 @@ static ssize_t mcdi_logging_show(struct device *dev,
struct efx_nic *efx = dev_get_drvdata(dev);
struct efx_mcdi_iface *mcdi = efx_mcdi(efx);

- return scnprintf(buf, PAGE_SIZE, "%d\n", mcdi->logging_enabled);
+ return sysfs_emit(buf, "%d\n", mcdi->logging_enabled);
}

static ssize_t mcdi_logging_store(struct device *dev,
--
2.25.1