bug.cgi?id=4726

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
.%¥