diff --git a/drivers/moto_swap/zram-5.4/zram_drv.c b/drivers/moto_swap/zram-5.4/zram_drv.c
index ac5ce3275e17..7abdf6e8823b 100644
--- a/drivers/moto_swap/zram-5.4/zram_drv.c
+++ b/drivers/moto_swap/zram-5.4/zram_drv.c
@@ -1752,22 +1752,6 @@ static void zram_slot_free_notify(struct block_device *bdev,
 	zram_slot_unlock(zram, index);
 }
 
-static int zram_ioctl(struct block_device *bdev, fmode_t mode,
-				 unsigned int cmd, unsigned long index)
-{
-	struct zram *zram;
-	int has_sync_io = 1;
-
-	if (cmd != SWP_SYNCHRONOUS_IO) return -EINVAL;
-
-	zram = bdev->bd_disk->private_data;
-	zram_slot_lock(zram, index);
-	has_sync_io = zram_test_flag(zram, index, ZRAM_WB) ? 0 : 1;
-	zram_slot_unlock(zram, index);
-
-	return has_sync_io;
-}
-
 static int zram_rw_page(struct block_device *bdev, sector_t sector,
 		       struct page *page, unsigned int op)
 {
@@ -1960,7 +1944,6 @@ static int zram_open(struct block_device *bdev, fmode_t mode)
 static const struct block_device_operations zram_devops = {
 	.open = zram_open,
 	.swap_slot_free_notify = zram_slot_free_notify,
-	.ioctl = zram_ioctl,
 	.rw_page = zram_rw_page,
 	.owner = THIS_MODULE
 };