[PATCH] Quota bugfix

This should fix a problem with used-bytes counter overflow in old quota
format.

diff --git a/fs/quota_v1.c b/fs/quota_v1.c
index 573a93a3d405c05705136f6d2cf33fb166d5021f..6575d607fc8740c77ea7ae0278af41c952093c66 100644 (file)
--- a/fs/quota_v1.c
+++ b/fs/quota_v1.c
@@ -21,7 +21,7 @@ static void v1_disk2mem_dqblk(struct mem_dqblk *m, struct v1_disk_dqblk *d)
        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;
 }