diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
index c55359267d43..f13143efc4b1 100644
--- a/fs/f2fs/extent_cache.c
+++ b/fs/f2fs/extent_cache.c
@@ -426,7 +426,7 @@ static unsigned int __free_extent_tree(struct f2fs_sb_info *sbi,
 static void __drop_largest_extent(struct extent_tree *et,
 					pgoff_t fofs, unsigned int len)
 {
-	if (fofs < et->largest.fofs + et->largest.len &&
+	if (fofs < (pgoff_t)et->largest.fofs + et->largest.len &&
 			fofs + len > et->largest.fofs) {
 		et->largest.len = 0;
 		et->largest_updated = true;
@@ -505,7 +505,7 @@ static bool __lookup_extent_tree(struct inode *inode, pgoff_t pgofs,
 
 	if (type == EX_READ &&
 			et->largest.fofs <= pgofs &&
-			et->largest.fofs + et->largest.len > pgofs) {
+			(pgoff_t)et->largest.fofs + et->largest.len > pgofs) {
 		*ei = et->largest;
 		ret = true;
 		stat_inc_largest_node_hit(sbi);
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 8a1a38a51089..8fa5a81cae50 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2671,7 +2671,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi,
 	 * block addresses are continuous.
 	 */
 	if (f2fs_lookup_read_extent_cache(inode, pg_start, &ei)) {
-		if (ei.fofs + ei.len >= pg_end)
+		if ((pgoff_t)ei.fofs + ei.len >= pg_end)
 			goto out;
 	}