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| author | Joseph Qi <joseph.qi@huawei.com> | 2014-10-09 15:24:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-09 22:25:47 -0400 |
| commit | 7fa05c6e46d76378d4403669ba6ea38364f910ac (patch) | |
| tree | 6d90790c72435cd63486ccbce97c6c867e0e7b08 /fs/ocfs2/cluster/tcp.c | |
| parent | 190a7721ac865744a59fdf2f291c2a211cab6217 (diff) | |
| download | linux-7fa05c6e46d76378d4403669ba6ea38364f910ac.tar.gz linux-7fa05c6e46d76378d4403669ba6ea38364f910ac.tar.bz2 linux-7fa05c6e46d76378d4403669ba6ea38364f910ac.zip | |
ocfs2: fix shift left operations overflow
ocfs2_inode_info->ip_clusters and ocfs2_dinode->id1.bitmap1.i_total are
defined as type u32, so the shift left operations may overflow if volume
size is large, for example, 2TB and cluster size is 1MB.
Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Reviewed-by: Alex Chen <alex.chen@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2/cluster/tcp.c')
0 files changed, 0 insertions, 0 deletions