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From: Colin King <colin.king@canonical.com>
To: "Jérôme Pouiller" <jerome.pouiller@silabs.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	devel@driverdev.osuosl.org
Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] staging: wfx: make a const array static, makes object smaller
Date: Fri, 16 Oct 2020 23:33:03 +0100	[thread overview]
Message-ID: <20201016223303.687278-1-colin.king@canonical.com> (raw)

From: Colin Ian King <colin.king@canonical.com>

Don't populate const array filter_ies on the stack but instead
make it static. Makes the object code smaller by 261 bytes.

Before:
   text	   data	    bss	    dec	    hex	filename
  21674	   3166	    448	  25288	   62c8	drivers/staging/wfx/sta.o

After:
   text	   data	    bss	    dec	    hex	filename
  21349	   3230	    448	  25027	   61c3	drivers/staging/wfx/sta.o

(gcc version 10.2.0)

Signed-off-by: Colin Ian King <colin.king@canonical.com>
---
 drivers/staging/wfx/sta.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wfx/sta.c b/drivers/staging/wfx/sta.c
index 2320a81eae0b..196779a1b89a 100644
--- a/drivers/staging/wfx/sta.c
+++ b/drivers/staging/wfx/sta.c
@@ -63,7 +63,7 @@ void wfx_suspend_hot_dev(struct wfx_dev *wdev, enum sta_notify_cmd cmd)
 
 static void wfx_filter_beacon(struct wfx_vif *wvif, bool filter_beacon)
 {
-	const struct hif_ie_table_entry filter_ies[] = {
+	static const struct hif_ie_table_entry filter_ies[] = {
 		{
 			.ie_id        = WLAN_EID_VENDOR_SPECIFIC,
 			.has_changed  = 1,
-- 
2.27.0

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             reply	other threads:[~2020-10-16 22:33 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-16 22:33 Colin King [this message]
2020-10-17  0:11 ` [PATCH] staging: wfx: make a const array static, makes object smaller Joe Perches
2020-10-19  8:09   ` David Laight
2020-10-19  9:43     ` Jérôme Pouiller
2020-10-19 17:52   ` Christophe JAILLET

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