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author | Jon Maloy <jon.maloy@ericsson.com> | 2017-10-25 16:19:52 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2017-10-26 09:38:34 +0900 |
commit | f65163fed0e7dc3c79be4f96a8fe97fc89328b93 (patch) | |
tree | cec14916009c021f240e2a3ce3f1654b56acc3de /net/tipc | |
parent | 56546e3b9f2284a750c9ca24617544ff5cf56af4 (diff) | |
download | linux-f65163fed0e7dc3c79be4f96a8fe97fc89328b93.tar.gz linux-f65163fed0e7dc3c79be4f96a8fe97fc89328b93.tar.bz2 linux-f65163fed0e7dc3c79be4f96a8fe97fc89328b93.zip |
tipc: eliminate KASAN warning
The following warning was reported by syzbot on Oct 24. 2017:
KASAN: slab-out-of-bounds Read in tipc_nametbl_lookup_dst_nodes
This is a harmless bug, but we still want to get rid of the warning,
so we swap the two conditions in question.
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc')
-rw-r--r-- | net/tipc/name_table.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c index 2856e19e036e..b3829bcf63c7 100644 --- a/net/tipc/name_table.c +++ b/net/tipc/name_table.c @@ -697,7 +697,7 @@ void tipc_nametbl_lookup_dst_nodes(struct net *net, u32 type, u32 lower, spin_lock_bh(&seq->lock); sseq = seq->sseqs + nameseq_locate_subseq(seq, lower); stop = seq->sseqs + seq->first_free; - for (; sseq->lower <= upper && sseq != stop; sseq++) { + for (; sseq != stop && sseq->lower <= upper; sseq++) { info = sseq->info; list_for_each_entry(publ, &info->zone_list, zone_list) { if (tipc_in_scope(domain, publ->node)) |