diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 9f38017239f3..2d1c83c14781 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1265,7 +1265,10 @@ static void f2fs_put_super(struct super_block *sb)
 	for (i = 0; i < NR_PAGE_TYPE; i++)
 		kvfree(sbi->write_io[i]);
 #ifdef CONFIG_UNICODE
-	utf8_unload(sb->s_encoding);
+	if (sb->s_encoding) {
+		utf8_unload(sb->s_encoding);
+		sb->s_encoding = NULL;
+	}
 #endif
 	kvfree(sbi);
 }
@@ -3842,7 +3845,10 @@ free_bio_info:
 		kvfree(sbi->write_io[i]);
 
 #ifdef CONFIG_UNICODE
-	utf8_unload(sb->s_encoding);
+	if (sb->s_encoding) {
+		utf8_unload(sb->s_encoding);
+		sb->s_encoding = NULL;
+	}
 #endif
 free_options:
 #ifdef CONFIG_QUOTA