diff options
| -rw-r--r-- | drivers/net/ethernet/rocker/rocker.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c index 61cfdbffdb7a..30687bf1143f 100644 --- a/drivers/net/ethernet/rocker/rocker.c +++ b/drivers/net/ethernet/rocker/rocker.c @@ -3712,6 +3712,9 @@ static int rocker_port_bridge_setlink(struct net_device *dev, if (afspec) { attr = nla_find_nested(afspec, IFLA_BRIDGE_MODE); if (attr) { + if (nla_len(attr) < sizeof(mode)) + return -EINVAL; + mode = nla_get_u16(attr); if (mode != BRIDGE_MODE_SWDEV) return -EINVAL; @@ -3721,6 +3724,9 @@ static int rocker_port_bridge_setlink(struct net_device *dev, if (protinfo) { attr = nla_find_nested(protinfo, IFLA_BRPORT_LEARNING); if (attr) { + if (nla_len(attr) < sizeof(u8)) + return -EINVAL; + if (nla_get_u8(attr)) rocker_port->brport_flags |= BR_LEARNING; else @@ -3731,6 +3737,9 @@ static int rocker_port_bridge_setlink(struct net_device *dev, } attr = nla_find_nested(protinfo, IFLA_BRPORT_LEARNING_SYNC); if (attr) { + if (nla_len(attr) < sizeof(u8)) + return -EINVAL; + if (nla_get_u8(attr)) rocker_port->brport_flags |= BR_LEARNING_SYNC; else |