Since the definition of struct crng_state is private to random.c, and primary_crng is neither declared or used elsewhere, there's no reason for that symbol to have external linkage.
Signed-off-by: Rasmus Villemoes <li...@rasmusvillemoes.dk> --- drivers/char/random.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/char/random.c b/drivers/char/random.c index 1b2e1580b4b5..0a381897e4a5 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -415,7 +415,7 @@ struct crng_state { spinlock_t lock; }; -struct crng_state primary_crng = { +static struct crng_state primary_crng = { .lock = __SPIN_LOCK_UNLOCKED(primary_crng.lock), }; -- 2.19.1.6.gbde171bbf5