init: don't lose initcall return values
There is an ability to lose an initcall return value if it happened with irq disabled or imbalanced preemption (and if we debug initcall). Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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