diff options
Diffstat (limited to 'lib/idr.c')
| -rw-r--r-- | lib/idr.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/idr.c b/lib/idr.c index 6ff3b1c36e0a..432a985bf772 100644 --- a/lib/idr.c +++ b/lib/idr.c @@ -103,7 +103,7 @@ EXPORT_SYMBOL_GPL(idr_alloc); * @end: The maximum ID (exclusive). * @gfp: Memory allocation flags. * - * Allocates an unused ID in the range specified by @nextid and @end. If + * Allocates an unused ID in the range specified by @start and @end. If * @end is <= 0, it is treated as one larger than %INT_MAX. This allows * callers to use @start + N as @end as long as N is within integer range. * The search for an unused ID will start at the last ID allocated and will @@ -573,7 +573,9 @@ void ida_free(struct ida *ida, unsigned int id) { unsigned long flags; - BUG_ON((int)id < 0); + if ((int)id < 0) + return; + xa_lock_irqsave(&ida->ida_rt, flags); ida_remove(ida, id); xa_unlock_irqrestore(&ida->ida_rt, flags); |