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Diffstat (limited to 'net/ipv4/tcp_probe.c')
-rw-r--r--net/ipv4/tcp_probe.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c
index 4be336f17883..f230eeecf092 100644
--- a/net/ipv4/tcp_probe.c
+++ b/net/ipv4/tcp_probe.c
@@ -156,6 +156,8 @@ static __init int tcpprobe_init(void)
init_waitqueue_head(&tcpw.wait);
spin_lock_init(&tcpw.lock);
tcpw.fifo = kfifo_alloc(bufsize, GFP_KERNEL, &tcpw.lock);
+ if (IS_ERR(tcpw.fifo))
+ return PTR_ERR(tcpw.fifo);
if (!proc_net_fops_create(procname, S_IRUSR, &tcpprobe_fops))
goto err0;