diff options
Diffstat (limited to 'kernel/resource.c')
| -rw-r--r-- | kernel/resource.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/resource.c b/kernel/resource.c index 716b6804077e..9fad33efd0db 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -572,6 +572,8 @@ static struct resource * __insert_resource(struct resource *parent, struct resou if (first == parent) return first; + if (WARN_ON(first == new)) /* duplicated insertion */ + return first; if ((first->start > new->start) || (first->end < new->end)) break; |