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-rw-r--r--drivers/char/random.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 4c3a5ca9d8f7..b430a12eb819 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -655,6 +655,7 @@ void add_interrupt_randomness(int irq)
add_timer_randomness(irq_timer_state[irq], 0x100 + irq);
}
+#ifdef CONFIG_BLOCK
void add_disk_randomness(struct gendisk *disk)
{
if (!disk || !disk->random)
@@ -667,6 +668,7 @@ void add_disk_randomness(struct gendisk *disk)
}
EXPORT_SYMBOL(add_disk_randomness);
+#endif
#define EXTRACT_SIZE 10
@@ -918,6 +920,7 @@ void rand_initialize_irq(int irq)
}
}
+#ifdef CONFIG_BLOCK
void rand_initialize_disk(struct gendisk *disk)
{
struct timer_rand_state *state;
@@ -932,6 +935,7 @@ void rand_initialize_disk(struct gendisk *disk)
disk->random = state;
}
}
+#endif
static ssize_t
random_read(struct file * file, char __user * buf, size_t nbytes, loff_t *ppos)