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Subject[patch 05/25] x86: idle process - add checking for NULL early param
2.6.26-stable review patch.  If anyone has any objections, please let us
know.

------------------
From: Cyrill Gorcunov <gorcunov@gmail.com>

[ Upstream commit ab6bc3e343fbe3be4a0f67225e849d0db6b4b7ac ]

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: akpm@linux-foundation.org
Cc: andi@firstfloor.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
CC: Oliver Pinter <oliver.pntr@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
arch/x86/kernel/process.c | 3 +++
1 file changed, 3 insertions(+)
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -164,6 +164,9 @@ void __cpuinit select_idle_routine(const

static int __init idle_setup(char *str)
{
+ if (!str)
+ return -EINVAL;
+
if (!strcmp(str, "poll")) {
printk("using polling idle threads.\n");
pm_idle = poll_idle;
--


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