diff --git a/drivers/input/input.c b/drivers/input/input.c
index f71ea4fb173f..de7884a5be39 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -2629,17 +2629,15 @@ int input_get_new_minor(int legacy_base, unsigned int legacy_num,
 	 * locking is needed here.
 	 */
 	if (legacy_base >= 0) {
-		int minor = ida_simple_get(&input_ida,
-					   legacy_base,
-					   legacy_base + legacy_num,
-					   GFP_KERNEL);
+		int minor = ida_alloc_range(&input_ida, legacy_base,
+					    legacy_base + legacy_num - 1,
+					    GFP_KERNEL);
 		if (minor >= 0 || !allow_dynamic)
 			return minor;
 	}
 
-	return ida_simple_get(&input_ida,
-			      INPUT_FIRST_DYNAMIC_DEV, INPUT_MAX_CHAR_DEVICES,
-			      GFP_KERNEL);
+	return ida_alloc_range(&input_ida, INPUT_FIRST_DYNAMIC_DEV,
+			       INPUT_MAX_CHAR_DEVICES - 1, GFP_KERNEL);
 }
 EXPORT_SYMBOL(input_get_new_minor);
 
@@ -2652,7 +2650,7 @@ EXPORT_SYMBOL(input_get_new_minor);
  */
 void input_free_minor(unsigned int minor)
 {
-	ida_simple_remove(&input_ida, minor);
+	ida_free(&input_ida, minor);
 }
 EXPORT_SYMBOL(input_free_minor);