It may cause file system corruption when do a write operation. This issue only affects boards that use 32 bit lbaint_t.

Signed-off-by: Ma Haijun mahaijuns@gmail.com --- fs/ext4/dev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/dev.c b/fs/ext4/dev.c index 787e041..e0b513a 100644 --- a/fs/ext4/dev.c +++ b/fs/ext4/dev.c @@ -41,7 +41,7 @@ void ext4fs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info) get_fs()->dev_desc = rbdd; part_info = info; part_offset = info->start; - get_fs()->total_sect = (info->size * info->blksz) >> + get_fs()->total_sect = ((uint64_t)info->size * info->blksz) >> get_fs()->dev_desc->log2blksz; }