Merge branch 'master' into export-slabh

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 9e82adc37b0c..7621db800a74 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -443,12 +443,13 @@ static const struct file_operations proc_lstats_operations = {
 unsigned long badness(struct task_struct *p, unsigned long uptime);
 static int proc_oom_score(struct task_struct *task, char *buffer)
 {
-        unsigned long points;
+        unsigned long points = 0;
         struct timespec uptime;
 
         do_posix_clock_monotonic_gettime(&uptime);
         read_lock(&tasklist_lock);
-        points = badness(task->group_leader, uptime.tv_sec);
+        if (pid_alive(task))
+                points = badness(task, uptime.tv_sec);
         read_unlock(&tasklist_lock);
         return sprintf(buffer, "%lu\n", points);
 }