From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Thu, 4 Oct 2007 21:55:59 +0000 (-0700)
Subject: [SPARC64]: check fork_idle() error
X-Git-Tag: v2.6.23~28^2~1
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=1177bf9704a4e4e127b961950d75ca6c94fb419b;p=linux-2.6-omap-h63xx.git

[SPARC64]: check fork_idle() error

Check the return value of fork_idle() to catch error.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index b84c49e3697..c73b7a48b03 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -353,6 +353,8 @@ static int __devinit smp_boot_one_cpu(unsigned int cpu)
 	int timeout, ret;
 
 	p = fork_idle(cpu);
+	if (IS_ERR(p))
+		return PTR_ERR(p);
 	callin_flag = 0;
 	cpu_new_thread = task_thread_info(p);