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Re: [Qemu-devel] [PATCH 4/5] migration: Don't try to set *errp directly
From: |
Dr. David Alan Gilbert |
Subject: |
Re: [Qemu-devel] [PATCH 4/5] migration: Don't try to set *errp directly |
Date: |
Thu, 8 Jun 2017 15:22:17 +0100 |
User-agent: |
Mutt/1.8.2 (2017-04-18) |
* Dr. David Alan Gilbert (address@hidden) wrote:
> * Eduardo Habkost (address@hidden) wrote:
> > Assigning directly to *errp is not valid, as errp may be NULL,
> > &error_fatal, or &error_abort. Use error_propagate() instead.
> >
> > Cc: Juan Quintela <address@hidden>
> > Cc: "Dr. David Alan Gilbert" <address@hidden>
> > Signed-off-by: Eduardo Habkost <address@hidden>
> > ---
> > migration/migration.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/migration/migration.c b/migration/migration.c
> > index 48c94c9ca1..5a8bef3ef5 100644
> > --- a/migration/migration.c
> > +++ b/migration/migration.c
> > @@ -1188,7 +1188,7 @@ bool migration_is_blocked(Error **errp)
> > }
> >
> > if (migration_blockers) {
> > - *errp = error_copy(migration_blockers->data);
> > + error_propagate(errp, error_copy(migration_blockers->data));
> > return true;
> > }
>
> if errp is NULL doesn't that leak the error_copy ?
To answer myself, no it doesn't - error_propagate free's it in that
case.
Dave
> Dave
>
> >
> > --
> > 2.11.0.259.g40922b1
> >
> --
> Dr. David Alan Gilbert / address@hidden / Manchester, UK
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK
- [Qemu-devel] [PATCH 0/5] Error handling cleanup and fixes, Eduardo Habkost, 2017/06/08
- [Qemu-devel] [PATCH 1/5] xilinx: Fix error handling, Eduardo Habkost, 2017/06/08
- [Qemu-devel] [PATCH 3/5] websock: Don't try to set *errp directly, Eduardo Habkost, 2017/06/08
- [Qemu-devel] [PATCH 4/5] migration: Don't try to set *errp directly, Eduardo Habkost, 2017/06/08
- [Qemu-devel] [PATCH 2/5] block: Don't try to set *errp directly, Eduardo Habkost, 2017/06/08
- [Qemu-devel] [PATCH 5/5] vnc: No need for Error** parameter at vnc_client_io_error(), Eduardo Habkost, 2017/06/08
Re: [Qemu-devel] [PATCH 0/5] Error handling cleanup and fixes, Eric Blake, 2017/06/08