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authorDan Carpenter <dan.carpenter@oracle.com>2014-12-11 00:41:37 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 02:41:03 +0100
commit519a286175b6422e13694ebb73aefee0b5749443 (patch)
tree9be49e211258e1d6eb874f55f357f710406b9ba4
parentocfs2/dlm: let sender retry if dlm_dispatch_assert_master failed with -ENOMEM (diff)
downloadlinux-519a286175b6422e13694ebb73aefee0b5749443.tar.xz
linux-519a286175b6422e13694ebb73aefee0b5749443.zip
ocfs2: fix an off-by-one BUG_ON() statement
The ->si_slots[] array is allocated in ocfs2_init_slot_info() it has "->max_slots" number of elements so this test should be >= instead of >. Static checker work. Compile tested only. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.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>
-rw-r--r--fs/ocfs2/slot_map.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ocfs2/slot_map.c b/fs/ocfs2/slot_map.c
index a88b2a4fcc85..d5493e361a38 100644
--- a/fs/ocfs2/slot_map.c
+++ b/fs/ocfs2/slot_map.c
@@ -306,7 +306,7 @@ int ocfs2_slot_to_node_num_locked(struct ocfs2_super *osb, int slot_num,
assert_spin_locked(&osb->osb_lock);
BUG_ON(slot_num < 0);
- BUG_ON(slot_num > osb->max_slots);
+ BUG_ON(slot_num >= osb->max_slots);
if (!si->si_slots[slot_num].sl_valid)
return -ENOENT;