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由 David Rientjes 提交于
It's unnecessary to SIGKILL a task that is already PF_EXITING and can actually cause a NULL pointer dereference of the sighand if it has already been detached. Instead, simply set TIF_MEMDIE so it has access to memory reserves and can quickly exit as the comment implies. Reviewed-by: NKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: NDavid Rientjes <rientjes@google.com> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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