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-rw-r--r--kernel/exit.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index cce59cb5ee6a..7f2683a10ac4 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -953,7 +953,8 @@ NORET_TYPE void do_exit(long code)
953 953
954 acct_update_integrals(tsk); 954 acct_update_integrals(tsk);
955 /* sync mm's RSS info before statistics gathering */ 955 /* sync mm's RSS info before statistics gathering */
956 sync_mm_rss(tsk, tsk->mm); 956 if (tsk->mm)
957 sync_mm_rss(tsk, tsk->mm);
957 group_dead = atomic_dec_and_test(&tsk->signal->live); 958 group_dead = atomic_dec_and_test(&tsk->signal->live);
958 if (group_dead) { 959 if (group_dead) {
959 hrtimer_cancel(&tsk->signal->real_timer); 960 hrtimer_cancel(&tsk->signal->real_timer);