Author :
Nick Mathewson
Date :
2010-03-31 12:29:26
Hash :cda56abf Message :Fix critical bug in evbuffer_write when writev is not available
evbuffer_pullup() returns NULL if you try to pull up more bytes than
are there. But evbuffer_write_atmost would sometimes ask for more
bytes to be pulled up than it had, get a NULL, and fail.