On Tue, 2007-07-10 at 21:42 -0700, Andrew Morton wrote:
> On Tue, 10 Jul 2007 23:21:49 -0400 "Cédric Augonnet" <[EMAIL PROTECTED]>
> wrote:
>
> > 2007/7/10, Andrew Morton <[EMAIL PROTECTED]>:
> >
> > Hi all,
> >
> > > > + size = sizeof(struct transaction_stats_s);
> > > > + s->stats = kmalloc(size, GFP_KERNEL);
> > > > + if (s == NULL) {
> > > > + kfree(s);
> > > > + return -EIO;
> > >
> > > ENOMEM
> >
> > I'm sorry if i missed some point, but i just don't see the use of such
> > a kfree here, not sure Andrew meant you should only return ENOMEM
> > instead, but why issuing those kfree(NULL), instead of just a if (!s)
> > return ENOMEM ?
> >
>
> You found a bug. It was meant to be
>
> if (s->stats == NULL)
>
>
The incremental fix patch is attached just FYI. It will be folded to the
parent patch once the parent patch is being updated.
---
fs/jbd2/journal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.22/fs/jbd2/journal.c
===================================================================
--- linux-2.6.22.orig/fs/jbd2/journal.c 2007-07-16 00:05:03.000000000 -0700
+++ linux-2.6.22/fs/jbd2/journal.c 2007-07-16 00:05:59.000000000 -0700
@@ -751,7 +751,7 @@ static int jbd2_seq_history_open(struct
return -EIO;
size = sizeof(struct transaction_stats_s) * journal->j_history_max;
s->stats = kmalloc(size, GFP_KERNEL);
- if (s == NULL) {
+ if (s->stats == NULL) {
kfree(s);
return -EIO;
}
-
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