sched: Fix potential NULL derference of doms_cur
authorYong Zhang <yong.zhang0@gmail.com>
Mon, 14 Sep 2009 12:20:16 +0000 (20:20 +0800)
committerIngo Molnar <mingo@elte.hu>
Sun, 20 Sep 2009 18:20:30 +0000 (20:20 +0200)
commitcb5fd13f1178dee4302646b2890d884c380160e1
tree473960daef1977f2bff85c21d0f5ed9f84d35ebd
parent89f19f04dc72363d912fd007a399cb10310eff6e
sched: Fix potential NULL derference of doms_cur

If CONFIG_CPUMASK_OFFSTACK is enabled but doms_cur alloc failed in
arch_init_sched_domains(), doms_cur will move back to
fallback_doms. But this time, fallback_doms has not been
initialized yet.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Cc: a.p.zijlstra@chello.nl
LKML-Reference: <1252930816-7672-1-git-send-email-yong.zhang0@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched.c