Quota bugfix

[Jan Kara]

  Hello,

  I'm sending you a patch which should fix a problem with used-bytes
counter overflow in old quota format. The patch should apply well for
both 2.4.22 and 2.6.0-test6 kernels. Please apply.

							Honza
--- linux/fs/quota_v1.c	Tue Oct  7 12:44:00 2003
+++ linux/fs/quota_v1.c	Tue Oct  7 12:44:16 2003
@@ -21,7 +21,7 @@
 	m->dqb_curinodes = d->dqb_curinodes;
 	m->dqb_bhardlimit = d->dqb_bhardlimit;
 	m->dqb_bsoftlimit = d->dqb_bsoftlimit;
-	m->dqb_curspace = d->dqb_curblocks << QUOTABLOCK_BITS;
+	m->dqb_curspace = ((qsize_t)d->dqb_curblocks) << QUOTABLOCK_BITS;
 	m->dqb_itime = d->dqb_itime;
 	m->dqb_btime = d->dqb_btime;
 }