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[PATCH 4/8] s390: device: constify attribute_group structures.

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attribute_group are not supposed to change at runtime. All functions
working with attribute_group provided by <linux/sysfs.h> work
with const attribute_group. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/s390/cio/device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 7be01a5..489b583 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -612,7 +612,7 @@ static ssize_t vpm_show(struct device *dev, struct device_attribute *attr,
 	NULL,
 };
 
-static struct attribute_group io_subchannel_attr_group = {
+static const struct attribute_group io_subchannel_attr_group = {
 	.attrs = io_subchannel_attrs,
 };
 
@@ -626,7 +626,7 @@ static ssize_t vpm_show(struct device *dev, struct device_attribute *attr,
 	NULL,
 };
 
-static struct attribute_group ccwdev_attr_group = {
+static const struct attribute_group ccwdev_attr_group = {
 	.attrs = ccwdev_attrs,
 };
 
-- 
1.9.1

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[PATCH 0/8] constify s390 attribute_group structures Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-07-19 09:20 +0200
  [PATCH 4/8] s390: device: constify attribute_group structures. Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-07-19 09:20 +0200
  Re: [PATCH 0/8] constify s390 attribute_group structures Martin Schwidefsky <schwidefsky@de.ibm.com> - 2017-07-19 11:00 +0200

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