forked from luck/tmp_suning_uos_patched
sparc32, sun4d: add comment in empty statement in sun4d_request_irq()
This looked like a bug to me. Add a comment so next reader is hopefully less confused. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -307,7 +307,8 @@ int sun4d_request_irq(unsigned int irq,
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if (action) {
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if ((action->flags & IRQF_SHARED) && (irqflags & IRQF_SHARED)) {
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for (tmp = action; tmp->next; tmp = tmp->next);
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for (tmp = action; tmp->next; tmp = tmp->next)
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/* find last entry - tmp used below */;
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} else {
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ret = -EBUSY;
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goto out_unlock;
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