Commit 78302fd4 authored by Pan Bian's avatar Pan Bian Committed by David S. Miller

tipc: check return value of nlmsg_new

Function nlmsg_new() will return a NULL pointer if there is no enough
memory, and its return value should be checked before it is used.
However, in function tipc_nl_node_get_monitor(), the validation of the
return value of function nlmsg_new() is missed. This patch fixes the
bug.
Signed-off-by: default avatarPan Bian <bianpan2016@163.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a50fe0ff
...@@ -2098,6 +2098,8 @@ int tipc_nl_node_get_monitor(struct sk_buff *skb, struct genl_info *info) ...@@ -2098,6 +2098,8 @@ int tipc_nl_node_get_monitor(struct sk_buff *skb, struct genl_info *info)
int err; int err;
msg.skb = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); msg.skb = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
if (!msg.skb)
return -ENOMEM;
msg.portid = info->snd_portid; msg.portid = info->snd_portid;
msg.seq = info->snd_seq; msg.seq = info->snd_seq;
......
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