1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index bd522c0ac267..c27c324ba58a 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2478,7 +2478,7 @@ struct filename {
 };
 static_assert(offsetof(struct filename, iname) % sizeof(long) == 0);
 
-static inline struct mnt_idmap *file_mnt_idmap(struct file *file)
+static inline struct mnt_idmap *file_mnt_idmap(const struct file *file)
 {
 	return mnt_idmap(file->f_path.mnt);
 }