diff options
Diffstat (limited to 'drivers/infiniband/core/nldev.c')
| -rw-r--r-- | drivers/infiniband/core/nldev.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c index e0b0a91da696..9eec26d10d7b 100644 --- a/drivers/infiniband/core/nldev.c +++ b/drivers/infiniband/core/nldev.c @@ -918,6 +918,10 @@ static int nldev_set_doit(struct sk_buff *skb, struct nlmsghdr *nlh, nla_strlcpy(name, tb[RDMA_NLDEV_ATTR_DEV_NAME], IB_DEVICE_NAME_MAX); + if (strlen(name) == 0) { + err = -EINVAL; + goto done; + } err = ib_device_rename(device, name); goto done; } @@ -1514,7 +1518,7 @@ static int nldev_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, nla_strlcpy(ibdev_name, tb[RDMA_NLDEV_ATTR_DEV_NAME], sizeof(ibdev_name)); - if (strchr(ibdev_name, '%')) + if (strchr(ibdev_name, '%') || strlen(ibdev_name) == 0) return -EINVAL; nla_strlcpy(type, tb[RDMA_NLDEV_ATTR_LINK_TYPE], sizeof(type)); |