Convert the firmware core to use class_groups instead of class_attrs as
that's the correct way to handle lists of class attribute files.

Cc: Ming Lei <[email protected]>
Cc: "Luis R. Rodriguez" <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 drivers/base/firmware_class.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 22d1760a4278..98c4f28ad2a1 100644
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -546,11 +546,13 @@ static ssize_t timeout_store(struct class *class, struct 
class_attribute *attr,
 
        return count;
 }
+static CLASS_ATTR_RW(timeout);
 
-static struct class_attribute firmware_class_attrs[] = {
-       __ATTR_RW(timeout),
-       __ATTR_NULL
+static struct attribute *firmware_class_attrs[] = {
+       &class_attr_timeout.attr,
+       NULL,
 };
+ATTRIBUTE_GROUPS(firmware_class);
 
 static void fw_dev_release(struct device *dev)
 {
@@ -585,7 +587,7 @@ static int firmware_uevent(struct device *dev, struct 
kobj_uevent_env *env)
 
 static struct class firmware_class = {
        .name           = "firmware",
-       .class_attrs    = firmware_class_attrs,
+       .class_groups   = firmware_class_groups,
        .dev_uevent     = firmware_uevent,
        .dev_release    = fw_dev_release,
 };
-- 
2.10.2

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