1 files changed, 1 insertions, 1 deletions

diff --git a/lib/idr.c b/lib/idr.c
index 39158abebad1..460abfd1450b 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -625,7 +625,7 @@ static void __idr_remove_all(struct idr *idp)
  * idr_destroy().
  *
  * A typical clean-up sequence for objects stored in an idr tree will use
- * idr_for_each() to free all objects, if necessay, then idr_destroy() to
+ * idr_for_each() to free all objects, if necessary, then idr_destroy() to
  * free up the id mappings and cached idr_layers.
  */
 void idr_destroy(struct idr *idp)