2017-07-18 09:44:26

by Arvind Yadav

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Subject: [PATCH v3 00/10] constify net attribute_group structures.

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.

Arvind Yadav (10):
[PATCH v3 01/10] net: cdc_ncm: constify attribute_group structures.
[PATCH v3 02/10] net: can: at91_can: constify attribute_group structures.
[PATCH v3 03/10] net: can: janz-ican3: constify attribute_group structures.
[PATCH v3 04/10] wireless: ipw2200: constify attribute_group structures.
[PATCH v3 05/10] wireless: ipw2100: constify attribute_group structures.
[PATCH v3 06/10] wireless: iwlegacy: constify attribute_group structures.
[PATCH v3 07/10] wireless: iwlegacy: Constify attribute_group structures.
[PATCH v3 08/10] arcnet: com20020-pci: constify attribute_group structures.
[PATCH v3 08/10] net: bonding: constify attribute_group structures.
[PATCH v3 10/10] net: chelsio: cxgb3: constify attribute_group structures.

drivers/net/arcnet/com20020-pci.c | 2 +-
drivers/net/bonding/bond_sysfs.c | 2 +-
drivers/net/can/at91_can.c | 2 +-
drivers/net/can/janz-ican3.c | 2 +-
drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c | 8 ++++++--
drivers/net/usb/cdc_ncm.c | 2 +-
drivers/net/wireless/intel/ipw2x00/ipw2100.c | 2 +-
drivers/net/wireless/intel/ipw2x00/ipw2200.c | 2 +-
drivers/net/wireless/intel/iwlegacy/3945-mac.c | 2 +-
drivers/net/wireless/intel/iwlegacy/4965-mac.c | 2 +-
10 files changed, 15 insertions(+), 11 deletions(-)

--
1.9.1


2017-07-18 09:44:47

by Arvind Yadav

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Subject: [PATCH v3 01/10] net: cdc_ncm: constify attribute_group structures.

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

File size before:
text data bss dec hex filename
13275 928 1 14204 377c drivers/net/usb/cdc_ncm.o

File size After adding 'const':
text data bss dec hex filename
13339 864 1 14204 377c drivers/net/usb/cdc_ncm.o

Signed-off-by: Arvind Yadav <[email protected]>
---
Changes in v2:
Added cover later.
Changes in v3:
net-next was closed. Now resubmitting it.

drivers/net/usb/cdc_ncm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index d103a1d..b401ba9 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -367,7 +367,7 @@ static DEVICE_ATTR(name, S_IRUGO, cdc_ncm_show_##name, NULL)
NULL,
};

-static struct attribute_group cdc_ncm_sysfs_attr_group = {
+static const struct attribute_group cdc_ncm_sysfs_attr_group = {
.name = "cdc_ncm",
.attrs = cdc_ncm_sysfs_attrs,
};
--
1.9.1

2017-07-18 19:05:21

by David Miller

[permalink] [raw]
Subject: Re: [PATCH v3 00/10] constify net attribute_group structures.

From: Arvind Yadav <[email protected]>
Date: Tue, 18 Jul 2017 15:13:44 +0530

> 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.

Series applied, thanks.