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[NET]: Fix kfifo_alloc() error check. 

The return value of kfifo_alloc() should be checked by IS_ERR().

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Akinobu Mita 2006-11-22 20:26:11 -08:00 committed by David S. Miller
parent 753eab76a3
commit ac16ca6412
2 changed files with 4 additions and 0 deletions
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2
net/dccp/probe.c
View File

@ -160,6 +160,8 @@ static __init int dccpprobe_init(void)
init_waitqueue_head(&dccpw.wait);
spin_lock_init(&dccpw.lock);
dccpw.fifo = kfifo_alloc(bufsize, GFP_KERNEL, &dccpw.lock);
if (IS_ERR(dccpw.fifo))
return PTR_ERR(dccpw.fifo);
if (!proc_net_fops_create(procname, S_IRUSR, &dccpprobe_fops))
goto err0;

2
net/ipv4/tcp_probe.c
View File

@ -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;