b43: Use static const

Using static const generally increases object text and decreases data size.
It also generally decreases overall object size.

   text	   data	    bss	    dec	    hex	filename
   5502	     56	   1336	   6894	   1aee	drivers/net/wireless/b43/phy_common.o.new
   5511	     56	   1336	   6903	   1af7	drivers/net/wireless/b43/phy_common.o.old

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c
index 7b2ea67..fa7f83f 100644
--- a/drivers/net/wireless/b43/phy_common.c
+++ b/drivers/net/wireless/b43/phy_common.c
@@ -427,9 +427,11 @@
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/Cordic */
 struct b43_c32 b43_cordic(int theta)
 {
-	u32 arctg[] = { 2949120, 1740967, 919879, 466945, 234379, 117304,
-		      58666, 29335, 14668, 7334, 3667, 1833, 917, 458,
-		      229, 115, 57, 29, };
+	static const u32 arctg[] = {
+		2949120, 1740967, 919879, 466945, 234379, 117304,
+		  58666,   29335,  14668,   7334,   3667,   1833,
+		    917,     458,    229,    115,     57,     29,
+	};
 	u8 i;
 	s32 tmp;
 	s8 signx = 1;