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-rw-r--r--block/ioctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/ioctl.c b/block/ioctl.c
index 8ea00a41be01..0de02ee67eed 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -547,7 +547,7 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
case BLKALIGNOFF:
return put_int(arg, bdev_alignment_offset(bdev));
case BLKDISCARDZEROES:
- return put_uint(arg, bdev_discard_zeroes_data(bdev));
+ return put_uint(arg, 0);
case BLKSECTGET:
max_sectors = min_t(unsigned int, USHRT_MAX,
queue_max_sectors(bdev_get_queue(bdev)));