K 10 svn:author V 7 iedowse K 8 svn:date V 27 2005-02-11T00:14:00.000000Z K 7 svn:log V 339 When processing a timeout() callout and returning it to the free list, set `curr_callout' to NULL. This ensures that we won't attempt to cancel the current callout if the original callout structure gets recycled while we wait to acquire Giant. This is reported to fix an intermittent syscons problem that was introduced by revision 1.96. END