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extcon: Ensure dynamically allocated sysfs attributes are initialised 

The operation of lockdep requires that all dynamically allocated sysfs
nodes are initialised using sysfs_attr_init() otherwise lots of warnings
are generated. Ensure that all the dynamically allocated attributes that
extcon generates have this done.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Brown 2012-08-16 20:03:21 +01:00 committed by Greg Kroah-Hartman
parent 1508d8111f
commit 9baf3220af
1 changed files with 4 additions and 0 deletions
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4
drivers/extcon/extcon-class.c
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@ -30,6 +30,7 @@
#include <linux/err.h>
#include <linux/extcon.h>
#include <linux/slab.h>
#include <linux/sysfs.h>
/*
* extcon_cable_name suggests the standard cable names for commonly used
@ -673,10 +674,12 @@ int extcon_dev_register(struct extcon_dev *edev, struct device *dev)
cable->attr_g.name = str;
cable->attr_g.attrs = cable->attrs;
sysfs_attr_init(&cable->attr_name.attr);
cable->attr_name.attr.name = "name";
cable->attr_name.attr.mode = 0444;
cable->attr_name.show = cable_name_show;
sysfs_attr_init(&cable->attr_state.attr);
cable->attr_state.attr.name = "state";
cable->attr_state.attr.mode = 0644;
cable->attr_state.show = cable_state_show;
@ -722,6 +725,7 @@ int extcon_dev_register(struct extcon_dev *edev, struct device *dev)
goto err_muex;
}
strcpy(name, buf);
sysfs_attr_init(&edev->d_attrs_muex[index].attr);
edev->d_attrs_muex[index].attr.name = name;
edev->d_attrs_muex[index].attr.mode = 0000;
edev->attrs_muex[index] = &edev->d_attrs_muex[index]