firmware: turris-mox-rwtm: Use sysfs_emit() instead of sprintf()

Use sysfs_emit() instead of sprintf() in sysfs attribute .show()
method.

Signed-off-by: Marek Behún <kabel@kernel.org>
Link: https://lore.kernel.org/r/20240831092050.23093-7-kabel@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/drivers/firmware/turris-mox-rwtm.c b/drivers/firmware/turris-mox-rwtm.c
index ca1eb16..8923c4c 100644 (file)
--- a/drivers/firmware/turris-mox-rwtm.c
+++ b/drivers/firmware/turris-mox-rwtm.c
@@ -151,7 +151,7 @@ name##_show(struct kobject *kobj, struct kobj_attribute *a, \
        struct mox_rwtm *rwtm = to_rwtm(kobj);  \
        if (!rwtm->has_##cat)                                   \
                return -ENODATA;                                \
-       return sprintf(buf, format, rwtm->name);                \
+       return sysfs_emit(buf, format, rwtm->name);             \
 }                                                              \
 static struct kobj_attribute mox_attr_##name = __ATTR_RO(name)