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-rw-r--r--f2fs_utils/f2fs_utils.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/f2fs_utils/f2fs_utils.c b/f2fs_utils/f2fs_utils.c
index 4c92622b..6254c080 100644
--- a/f2fs_utils/f2fs_utils.c
+++ b/f2fs_utils/f2fs_utils.c
@@ -65,7 +65,7 @@ int make_f2fs_sparse_fd(int fd, long long len,
}
reset_f2fs_info();
f2fs_init_configuration(&config);
- len &= ~((__u64)F2FS_BLKSIZE);
+ len &= ~((__u64)(F2FS_BLKSIZE - 1));
config.total_sectors = len / config.sector_size;
config.start_sector = 0;
f2fs_sparse_file = sparse_file_new(F2FS_BLKSIZE, len);