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random: fix up sparse warnings

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Add extern and static declarations to suppress sparse warnings

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o 2012-07-06 14:03:18 -04:00
parent 6887a4131d
commit 74feec5dd8
1 changed files with 2 additions and 1 deletions
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3
drivers/char/random.c
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@ -1279,6 +1279,7 @@ static int proc_do_uuid(ctl_table *table, int write,
} }
static int sysctl_poolsize = INPUT_POOL_WORDS * 32; static int sysctl_poolsize = INPUT_POOL_WORDS * 32;
extern ctl_table random_table[];
ctl_table random_table[] = { ctl_table random_table[] = {
{ {
.procname = "poolsize", .procname = "poolsize",
@ -1344,7 +1345,7 @@ late_initcall(random_int_secret_init);
* value is not cryptographically secure but for several uses the cost of * value is not cryptographically secure but for several uses the cost of
* depleting entropy is too high * 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) unsigned int get_random_int(void)
{ {
__u32 *hash; __u32 *hash;