1 files changed, 2 insertions, 1 deletions

diff --git a/arch/sparc/kernel/sysfs.c b/arch/sparc/kernel/sysfs.c
index 1eb8b00aed75..7408201d7efb 100644
--- a/arch/sparc/kernel/sysfs.c
+++ b/arch/sparc/kernel/sysfs.c
@@ -103,9 +103,10 @@ static unsigned long run_on_cpu(unsigned long cpu,
                                 unsigned long (*func)(unsigned long),
                                 unsigned long arg)
 {
-        cpumask_t old_affinity = current->cpus_allowed;
+        cpumask_t old_affinity;
         unsigned long ret;
 
+        cpumask_copy(&old_affinity, tsk_cpus_allowed(current));
         /* should return -EINVAL to userspace */
         if (set_cpus_allowed_ptr(current, cpumask_of(cpu)))
                 return 0;