1 files changed, 7 insertions, 6 deletions

diff --git a/lib/idr.c b/lib/idr.c
index 99ec5bc89d25..823b813f08f8 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -36,8 +36,8 @@ int idr_alloc_u32(struct idr *idr, void *ptr, u32 *nextid,
 {
         struct radix_tree_iter iter;
         void __rcu **slot;
-        int base = idr->idr_base;
-        int id = *nextid;
+        unsigned int base = idr->idr_base;
+        unsigned int id = *nextid;
 
         if (WARN_ON_ONCE(radix_tree_is_internal_node(ptr)))
                 return -EINVAL;
@@ -204,10 +204,11 @@ int idr_for_each(const struct idr *idr,
 
         radix_tree_for_each_slot(slot, &idr->idr_rt, &iter, 0) {
                 int ret;
+                unsigned long id = iter.index + base;
 
-                if (WARN_ON_ONCE(iter.index > INT_MAX))
+                if (WARN_ON_ONCE(id > INT_MAX))
                         break;
-                ret = fn(iter.index + base, rcu_dereference_raw(*slot), data);
+                ret = fn(id, rcu_dereference_raw(*slot), data);
                 if (ret)
                         return ret;
         }
@@ -230,8 +231,8 @@ void *idr_get_next(struct idr *idr, int *nextid)
 {
         struct radix_tree_iter iter;
         void __rcu **slot;
-        int base = idr->idr_base;
-        int id = *nextid;
+        unsigned long base = idr->idr_base;
+        unsigned long id = *nextid;
 
         id = (id < base) ? 0 : id - base;
         slot = radix_tree_iter_find(&idr->idr_rt, &iter, id);