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-rw-r--r--arch/um/drivers/random.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/um/drivers/random.c b/arch/um/drivers/random.c
index 73b2bdd6d2d..e942e836f99 100644
--- a/arch/um/drivers/random.c
+++ b/arch/um/drivers/random.c
@@ -78,6 +78,7 @@ static const struct file_operations rng_chrdev_ops = {
.read = rng_dev_read,
};
+/* rng_init shouldn't be called more than once at boot time */
static struct miscdevice rng_miscdev = {
RNG_MISCDEV_MINOR,
RNG_MODULE_NAME,