drivers/char/random.c: constify poolinfo_table

commit 26e0854ab3310bbeef1ed404a2c87132fc91f8e1 upstream.

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

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 9526bb98bb4608c217c95fc2d5e296952a90afa9..60c085b6179fd5290ad963adf970a3e34f9e9c75 100644 (file)
--- 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;