linux-kernel - [PATCH 1/3] drivers/char/random.c: constify poolinfo

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Message-Id: <20181102110447.23121-1-linux@rasmusvillemoes.dk>
Date:   Fri,  2 Nov 2018 12:04:45 +0100
From:   Rasmus Villemoes <linux@...musvillemoes.dk>
To:     "Theodore Ts'o" <tytso@....edu>, Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Rasmus Villemoes <linux@...musvillemoes.dk>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] drivers/char/random.c: constify poolinfo_table

Never modified, might as well be put in .rodata.

Signed-off-by: Rasmus Villemoes <linux@...musvillemoes.dk>
---
 drivers/char/random.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 2eb70e76ed35..320108df04c1 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -359,7 +359,7 @@ static int random_write_wakeup_bits = 28 * OUTPUT_POOL_WORDS;
  * polynomial which improves the resulting TGFSR polynomial to be
  * irreducible, which we have made here.
  */
-static struct poolinfo {
+static const struct poolinfo {
 	int poolbitshift, poolwords, poolbytes, poolbits, poolfracbits;
 #define S(x) ilog2(x)+5, (x), (x)*4, (x)*32, (x) << (ENTROPY_SHIFT+5)
 	int tap1, tap2, tap3, tap4, tap5;
-- 
2.19.1.6.gbde171bbf5