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-rw-r--r--drivers/char/random.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 0b78b9c4acf5..655e327d425e 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -725,7 +725,6 @@ static void __cold _credit_init_bits(size_t bits)
*
**********************************************************************/
-static bool used_arch_random;
static bool trust_cpu __initdata = IS_ENABLED(CONFIG_RANDOM_TRUST_CPU);
static bool trust_bootloader __initdata = IS_ENABLED(CONFIG_RANDOM_TRUST_BOOTLOADER);
static int __init parse_trust_cpu(char *arg)
@@ -811,7 +810,6 @@ int __init random_init(const char *command_line)
crng_reseed();
else if (trust_cpu)
_credit_init_bits(arch_bits);
- used_arch_random = arch_bits >= POOL_READY_BITS;
WARN_ON(register_pm_notifier(&pm_notifier));
@@ -821,17 +819,6 @@ int __init random_init(const char *command_line)
}
/*
- * Returns whether arch randomness has been mixed into the initial
- * state of the RNG, regardless of whether or not that randomness
- * was credited. Knowing this is only good for a very limited set
- * of uses, such as early init printk pointer obfuscation.
- */
-bool rng_has_arch_random(void)
-{
- return used_arch_random;
-}
-
-/*
* Add device- or boot-specific data to the input pool to help
* initialize it.
*