diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
index e6b245718ef0..997ac86f2a1d 100644
--- a/fs/f2fs/extent_cache.c
+++ b/fs/f2fs/extent_cache.c
@@ -155,7 +155,7 @@ static unsigned int __free_extent_tree(struct f2fs_sb_info *sbi,
 	return count - et->count;
 }
 
-void f2fs_drop_largest_extent(struct inode *inode, pgoff_t fofs)
+static void __drop_largest_extent(struct inode *inode, pgoff_t fofs)
 {
 	struct extent_info *largest = &F2FS_I(inode)->extent_tree->largest;
 
@@ -163,6 +163,14 @@ void f2fs_drop_largest_extent(struct inode *inode, pgoff_t fofs)
 		largest->len = 0;
 }
 
+void f2fs_drop_largest_extent(struct inode *inode, pgoff_t fofs)
+{
+	if (!f2fs_may_extent_tree(inode))
+		return;
+
+	__drop_largest_extent(inode, fofs);
+}
+
 void f2fs_init_extent_tree(struct inode *inode, struct f2fs_extent *i_ext)
 {
 	struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@@ -412,7 +420,7 @@ unsigned int f2fs_update_extent_tree_range(struct inode *inode,
 	dei.len = 0;
 
 	/* we do not guarantee that the largest extent is cached all the time */
-	f2fs_drop_largest_extent(inode, fofs);
+	__drop_largest_extent(inode, fofs);
 
 	/* 1. lookup first extent node in range [fofs, fofs + len - 1] */
 	en = __lookup_extent_tree_ret(et, fofs, &prev_en, &next_en,