K 10 svn:author V 2 bz K 8 svn:date V 27 2009-08-25T11:44:17.261072Z K 7 svn:log V 348 MFC r182841: Add a second KASSERT checking for len >= 0 in the tcp output path. This is different to the first one (as len gets updated between those two) and would have caught various edge cases (read bugs) at a well defined place I had been debugging the last months instead of triggering (random) panics further down the call graph. END