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Diffstat (limited to 'drivers/char/random.c')
-rw-r--r--drivers/char/random.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c
index d93dfebae0bb..1822472dffab 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1798,13 +1798,15 @@ int random_int_secret_init(void)
1798 return 0; 1798 return 0;
1799} 1799}
1800 1800
1801static DEFINE_PER_CPU(__u32 [MD5_DIGEST_WORDS], get_random_int_hash)
1802 __aligned(sizeof(unsigned long));
1803
1801/* 1804/*
1802 * Get a random word for internal kernel use only. Similar to urandom but 1805 * Get a random word for internal kernel use only. Similar to urandom but
1803 * with the goal of minimal entropy pool depletion. As a result, the random 1806 * with the goal of minimal entropy pool depletion. As a result, the random
1804 * value is not cryptographically secure but for several uses the cost of 1807 * value is not cryptographically secure but for several uses the cost of
1805 * depleting entropy is too high 1808 * depleting entropy is too high
1806 */ 1809 */
1807static DEFINE_PER_CPU(__u32 [MD5_DIGEST_WORDS], get_random_int_hash);
1808unsigned int get_random_int(void) 1810unsigned int get_random_int(void)
1809{ 1811{
1810 __u32 *hash; 1812 __u32 *hash;