diff options
| author | Ma Haijun <mahaijuns@gmail.com> | 2014-01-08 06:49:43 +0800 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-01-20 10:09:38 -0500 |
| commit | f17828830df0d83c680f1703e491ac12703a3d19 (patch) | |
| tree | a1b6e277818fb7ffffef6a6e0171f1b4247bf53f /fs/ext4/dev.c | |
| parent | 55ca99f8940e230366cadd522702fac9f962e904 (diff) | |
fs/ext4: fix partition size get truncated in calculation
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>
Diffstat (limited to 'fs/ext4/dev.c')
| -rw-r--r-- | fs/ext4/dev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/dev.c b/fs/ext4/dev.c index 787e04133a..e0b513a4ef 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; } |