Explain what happens inside the SIGWINCH handler - it's non-obvious enough
that the correct code seemed me to need a cleanup (which was indeed buggy).
More info in the comments themselves.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade_spam@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>