linux-kernel - [PATCH 7/7] lib/random32.c: Remove redundant U suffixes on integers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	7 Jun 2014 04:31:21 -0400
From:	"George Spelvin" <linux@...izon.com>
To:	davem@...emloft.net, dborkman@...hat.com, linux@...izon.com,
	shemminger@...l.org, tytso@....edu
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH 7/7] lib/random32.c: Remove redundant U suffixes on integers

Get rid of a few of the extraneous U suffixes on ordinary integers.

Signed-off-by: George Spelvin <linux@...izon.com>
---
 lib/random32.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/lib/random32.c b/lib/random32.c
index 9cc410dd..ad0c2ed1 100644
--- a/lib/random32.c
+++ b/lib/random32.c
@@ -58,10 +58,10 @@ u32 prandom_u32_state(struct rnd_state *state)
 {
 #define TAUSWORTHE(s,a,b,c,d) ((s&c)<<d) ^ (((s <<a) ^ s)>>b)
 
-	state->s1 = TAUSWORTHE(state->s1,  6U, 13U, 4294967294U, 18U);
-	state->s2 = TAUSWORTHE(state->s2,  2U, 27U, 4294967288U,  2U);
-	state->s3 = TAUSWORTHE(state->s3, 13U, 21U, 4294967280U,  7U);
-	state->s4 = TAUSWORTHE(state->s4,  3U, 12U, 4294967168U, 13U);
+	state->s1 = TAUSWORTHE(state->s1,  6, 13, 4294967294U, 18);
+	state->s2 = TAUSWORTHE(state->s2,  2, 27, 4294967288U,  2);
+	state->s3 = TAUSWORTHE(state->s3, 13, 21, 4294967280U,  7);
+	state->s4 = TAUSWORTHE(state->s4,  3, 12, 4294967168U, 13);
 
 	return (state->s1 ^ state->s2 ^ state->s3 ^ state->s4);
 }
@@ -77,9 +77,8 @@ EXPORT_SYMBOL(prandom_u32_state);
 u32 prandom_u32(void)
 {
 	struct rnd_state *state = &get_cpu_var(net_rand_state);
-	u32 res;
+	u32 res = prandom_u32_state(state);
 
-	res = prandom_u32_state(state);
 	put_cpu_var(state);
 
 	return res;
-- 
2.0.0

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/