diff --git a/block/fops.c b/block/fops.c
index 7e921f999182dc4619cb463e4766b88d317ec69f..33b724b1d963b8cc3b35c1263d93f4a9dac82e71 100644
--- a/block/fops.c
+++ b/block/fops.c
@@ -387,7 +387,7 @@ static int blkdev_iomap_begin(struct inode *inode, loff_t offset, loff_t length,
 
 	iomap->bdev = bdev;
 	iomap->offset = ALIGN_DOWN(offset, bdev_logical_block_size(bdev));
-	if (iomap->offset >= isize)
+	if (offset >= isize)
 		return -EIO;
 	iomap->type = IOMAP_MAPPED;
 	iomap->addr = iomap->offset;