On Mon, Jan 21, 2019 at 10:19:15AM -0600, Dave Kleikamp wrote: > diff --git a/fs/jfs/super.c b/fs/jfs/super.c > index 65d8fc87ab11..c15ff56a8516 100644 > --- a/fs/jfs/super.c > +++ b/fs/jfs/super.c > @@ -174,9 +174,11 @@ static int jfs_statfs(struct dentry *dentry, struct > kstatfs *buf) > buf->f_files = maxinodes; > buf->f_ffree = maxinodes - (atomic_read(&imap->im_numinos) - > atomic_read(&imap->im_numfree)); > - buf->f_fsid.val[0] = (u32)crc32_le(0, sbi->uuid, sizeof(sbi->uuid)/2); > - buf->f_fsid.val[1] = (u32)crc32_le(0, sbi->uuid + sizeof(sbi->uuid)/2, > - sizeof(sbi->uuid)/2); > + buf->f_fsid.val[0] = crc32_le(0, (char *)&sbi->uuid, > + sizeof(sbi->uuid)/2); > + buf->f_fsid.val[1] = crc32_le(0, > + (char *)&sbi->uuid + sizeof(sbi->uuid)/2, > + sizeof(sbi->uuid)/2);
I'd really love to see a little helper to calculate the fsid, and a comment on that function documenting the design decision behind it.
