lguest: remove bogus NULL cpu check

If lg isn't NULL, and cpu_id is sane, &lg->cpus[cpu_id] can't be NULL.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/drivers/lguest/lguest_user.c b/drivers/lguest/lguest_user.c
index 4017701..e73a000 100644 (file)
--- a/drivers/lguest/lguest_user.c
+++ b/drivers/lguest/lguest_user.c
@@ -251,8 +251,6 @@ static ssize_t write(struct file *file, const char __user *in,
                if (!lg || (cpu_id >= lg->nr_cpus))
                        return -EINVAL;
                cpu = &lg->cpus[cpu_id];
-               if (!cpu)
-                       return -EINVAL;
 
                /* Once the Guest is dead, you can only read() why it died. */
                if (lg->dead)