Thanks to LinuxICC (http://linuxicc.sf.net), a comparison of a u32 less
than 0 was found, this patch changes the variable to a signed int so that
comparison is meaningful.
Signed-off-by: NGabriel A. Devenyi <ace@staticwave.ca>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NDave Jones <davej@redhat.com>