diff options
Diffstat (limited to 'drivers/char/random.c')
| -rw-r--r-- | drivers/char/random.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/char/random.c b/drivers/char/random.c index c7afc068c28d..7c13581ca9cd 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -407,7 +407,7 @@ struct entropy_store { /* read-write data: */ spinlock_t lock; unsigned add_ptr; - int entropy_count; /* Must at no time exceed ->POOLBITS! */ + int entropy_count; int input_rotate; }; @@ -767,11 +767,10 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, { unsigned long flags; - BUG_ON(r->entropy_count > r->poolinfo->POOLBITS); - /* Hold lock while accounting */ spin_lock_irqsave(&r->lock, flags); + BUG_ON(r->entropy_count > r->poolinfo->POOLBITS); DEBUG_ENT("trying to extract %d bits from %s\n", nbytes * 8, r->name); |