diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 31b25cb2f5cc..0dd5a90feca3 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1607,7 +1607,6 @@ static int btrfs_write_check(struct kiocb *iocb, struct iov_iter *from,
 	loff_t pos = iocb->ki_pos;
 	int ret;
 	loff_t oldsize;
-	loff_t start_pos;
 
 	if (iocb->ki_flags & IOCB_NOWAIT) {
 		size_t nocow_bytes = count;
@@ -1637,9 +1636,8 @@ static int btrfs_write_check(struct kiocb *iocb, struct iov_iter *from,
 	 */
 	update_time_for_write(inode);
 
-	start_pos = round_down(pos, fs_info->sectorsize);
 	oldsize = i_size_read(inode);
-	if (start_pos > oldsize) {
+	if (pos > oldsize) {
 		/* Expand hole size to cover write data, preventing empty gap */
 		loff_t end_pos = round_up(pos + count, fs_info->sectorsize);