linux-kernel - [PATCH 01/12] random: fix up sparse warnings

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Message-Id: <1341614704-24965-2-git-send-email-tytso@mit.edu>
Date:	Fri,  6 Jul 2012 18:44:53 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	Linux Kernel Developers List <linux-kernel@...r.kernel.org>
Cc:	ewust@...ch.edu, zakir@...ch.edu, nadiah@...ucsd.edu,
	jhalderm@...ch.edu, Theodore Ts'o <tytso@....edu>
Subject: [PATCH 01/12] random: fix up sparse warnings

Add extern and static declarations to suppress sparse warnings

Signed-off-by: "Theodore Ts'o" <tytso@....edu>
---
 drivers/char/random.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 4ec04a7..cb541b9 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1279,6 +1279,7 @@ static int proc_do_uuid(ctl_table *table, int write,
 }
 
 static int sysctl_poolsize = INPUT_POOL_WORDS * 32;
+extern ctl_table random_table[];
 ctl_table random_table[] = {
 	{
 		.procname	= "poolsize",
@@ -1344,7 +1345,7 @@ late_initcall(random_int_secret_init);
  * value is not cryptographically secure but for several uses the cost of
  * depleting entropy is too high
  */
-DEFINE_PER_CPU(__u32 [MD5_DIGEST_WORDS], get_random_int_hash);
+static DEFINE_PER_CPU(__u32 [MD5_DIGEST_WORDS], get_random_int_hash);
 unsigned int get_random_int(void)
 {
 	__u32 *hash;
-- 
1.7.11.1.108.gb129051

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