Message ID | 1343298352-28414-3-git-send-email-apw@canonical.com |
---|---|
State | New |
Headers | show |
diff --git a/net/rds/ib_send.c b/net/rds/ib_send.c index c47a511..ae77da2 100644 --- a/net/rds/ib_send.c +++ b/net/rds/ib_send.c @@ -544,7 +544,7 @@ int rds_ib_xmit(struct rds_connection *conn, struct rds_message *rm, int flow_controlled = 0; int nr_sig = 0; - BUG_ON(off % RDS_FRAG_SIZE); + BUG_ON(!conn->c_loopback && off % RDS_FRAG_SIZE); BUG_ON(hdr_off != 0 && hdr_off != sizeof(struct rds_header)); /* Do not send cong updates to IB loopback */
Pining localhost on an infiniband connection can trigger a BUG_ON() and cause a denial of service. Fix identified by comparison of the RHEL source rpms. CVE-2012-2372 BugLink: http://bugs.launchpad.net/bugs/1016299 Signed-off-by: Andy Whitcroft <apw@canonical.com> --- net/rds/ib_send.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)