[PATCH] fix copy_process() error check

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

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/kernel/fork.c b/kernel/fork.c
index 3da978eec791216dd796cd704aed67b263713fa1..8cdd3e72ba55f9ee52b098e67b1b7d4fcd04aa58 100644 (file)
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1315,9 +1315,8 @@ struct task_struct * __devinit fork_idle(int cpu)
        struct pt_regs regs;
 
        task = copy_process(CLONE_VM, 0, idle_regs(&regs), 0, NULL, NULL, 0);
-       if (!task)
-               return ERR_PTR(-ENOMEM);
-       init_idle(task, cpu);
+       if (!IS_ERR(task))
+               init_idle(task, cpu);
 
        return task;
 }