diff options
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 19eba3c877cb..d41ea27be5e1 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -767,8 +767,11 @@ void ipoib_mcast_dev_flush(struct net_device *dev) } } -static int ipoib_mcast_addr_is_valid(const u8 *addr, const u8 *broadcast) +static int ipoib_mcast_addr_is_valid(const u8 *addr, unsigned int addrlen, + const u8 *broadcast) { + if (addrlen != INFINIBAND_ALEN) + return 0; /* reserved QPN, prefix, scope */ if (memcmp(addr, broadcast, 6)) return 0; @@ -812,6 +815,7 @@ void ipoib_mcast_restart_task(struct work_struct *work) union ib_gid mgid; if (!ipoib_mcast_addr_is_valid(mclist->dmi_addr, + mclist->dmi_addrlen, dev->broadcast)) continue; |