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* [PATCH] net: wireless: ath: wil6210: constify cfg80211_ops structures
@ 2016-12-17 22:44 Bhumika Goyal
  2016-12-30 13:01 ` Kalle Valo
  2017-01-12 10:55 ` Kalle Valo
  0 siblings, 2 replies; 3+ messages in thread
From: Bhumika Goyal @ 2016-12-17 22:44 UTC (permalink / raw)
  To: julia.lawall, qca_merez, kvalo, linux-wireless, wil6210, netdev,
	linux-kernel
  Cc: Bhumika Goyal

cfg80211_ops structures are only passed as an argument to the function
wiphy_new. This argument is of type const, so cfg80211_ops strutures
having this property can be declared as const.
Done using Coccinelle

@r1 disable optional_qualifier @
identifier i;
position p;
@@
static struct cfg80211_ops i@p = {...};

@ok1@
identifier r1.i;
position p;
@@
wiphy_new(&i@p,...)

@bad@
position p!={r1.p,ok1.p};
identifier r1.i;
@@
i@p

@depends on !bad disable optional_qualifier@
identifier r1.i;
@@
+const
struct cfg80211_ops i;

File size before:
   text	   data	    bss	    dec	    hex	filename
  18133	   6632	      0	  24765	   60bd wireless/ath/wil6210/cfg80211.o

File size after:
   text	   data	    bss	    dec	    hex	filename
  18933	   5832	      0	  24765	   60bd wireless/ath/wil6210/cfg80211.o

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
---
 drivers/net/wireless/ath/wil6210/cfg80211.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index 6aa3ff4..54dd116 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -1499,7 +1499,7 @@ static int wil_cfg80211_set_power_mgmt(struct wiphy *wiphy,
 	return rc;
 }
 
-static struct cfg80211_ops wil_cfg80211_ops = {
+static const struct cfg80211_ops wil_cfg80211_ops = {
 	.add_virtual_intf = wil_cfg80211_add_iface,
 	.del_virtual_intf = wil_cfg80211_del_iface,
 	.scan = wil_cfg80211_scan,
-- 
1.9.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: net: wireless: ath: wil6210: constify cfg80211_ops structures
  2016-12-17 22:44 [PATCH] net: wireless: ath: wil6210: constify cfg80211_ops structures Bhumika Goyal
@ 2016-12-30 13:01 ` Kalle Valo
  2017-01-12 10:55 ` Kalle Valo
  1 sibling, 0 replies; 3+ messages in thread
From: Kalle Valo @ 2016-12-30 13:01 UTC (permalink / raw)
  To: Bhumika Goyal
  Cc: julia.lawall, qca_merez, linux-wireless, wil6210, netdev,
	linux-kernel, Bhumika Goyal

Bhumika Goyal <bhumirks@gmail.com> wrote:
> cfg80211_ops structures are only passed as an argument to the function
> wiphy_new. This argument is of type const, so cfg80211_ops strutures
> having this property can be declared as const.
> Done using Coccinelle
> 
> @r1 disable optional_qualifier @
> identifier i;
> position p;
> @@
> static struct cfg80211_ops i@p = {...};
> 
> @ok1@
> identifier r1.i;
> position p;
> @@
> wiphy_new(&i@p,...)
> 
> @bad@
> position p!={r1.p,ok1.p};
> identifier r1.i;
> @@
> i@p
> 
> @depends on !bad disable optional_qualifier@
> identifier r1.i;
> @@
> +const
> struct cfg80211_ops i;
> 
> File size before:
>    text	   data	    bss	    dec	    hex	filename
>   18133	   6632	      0	  24765	   60bd wireless/ath/wil6210/cfg80211.o
> 
> File size after:
>    text	   data	    bss	    dec	    hex	filename
>   18933	   5832	      0	  24765	   60bd wireless/ath/wil6210/cfg80211.o
> 
> Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>

The prefix should be "wil6210:", I can fix that before I commit this.

-- 
https://patchwork.kernel.org/patch/9479127/

Documentation about submitting wireless patches and checking status
from patchwork:

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: net: wireless: ath: wil6210: constify cfg80211_ops structures
  2016-12-17 22:44 [PATCH] net: wireless: ath: wil6210: constify cfg80211_ops structures Bhumika Goyal
  2016-12-30 13:01 ` Kalle Valo
@ 2017-01-12 10:55 ` Kalle Valo
  1 sibling, 0 replies; 3+ messages in thread
From: Kalle Valo @ 2017-01-12 10:55 UTC (permalink / raw)
  To: Bhumika Goyal
  Cc: julia.lawall, qca_merez, kvalo, linux-wireless, wil6210, netdev,
	linux-kernel, Bhumika Goyal

Bhumika Goyal <bhumirks@gmail.com> wrote:
> cfg80211_ops structures are only passed as an argument to the function
> wiphy_new. This argument is of type const, so cfg80211_ops strutures
> having this property can be declared as const.
> Done using Coccinelle
> 
> @r1 disable optional_qualifier @
> identifier i;
> position p;
> @@
> static struct cfg80211_ops i@p = {...};
> 
> @ok1@
> identifier r1.i;
> position p;
> @@
> wiphy_new(&i@p,...)
> 
> @bad@
> position p!={r1.p,ok1.p};
> identifier r1.i;
> @@
> i@p
> 
> @depends on !bad disable optional_qualifier@
> identifier r1.i;
> @@
> +const
> struct cfg80211_ops i;
> 
> File size before:
>    text	   data	    bss	    dec	    hex	filename
>   18133	   6632	      0	  24765	   60bd wireless/ath/wil6210/cfg80211.o
> 
> File size after:
>    text	   data	    bss	    dec	    hex	filename
>   18933	   5832	      0	  24765	   60bd wireless/ath/wil6210/cfg80211.o
> 
> Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>

Patch applied to ath-next branch of ath.git, thanks.

b59eb96181e7 wil6210: constify cfg80211_ops structures

-- 
https://patchwork.kernel.org/patch/9479127/

Documentation about submitting wireless patches and checking status
from patchwork:

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-01-12 10:55 UTC | newest]

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2016-12-17 22:44 [PATCH] net: wireless: ath: wil6210: constify cfg80211_ops structures Bhumika Goyal
2016-12-30 13:01 ` Kalle Valo
2017-01-12 10:55 ` Kalle Valo

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