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* [Qemu-devel] [PATCH] spapr: initialize local Error pointer
@ 2016-02-18 14:40 Greg Kurz
  2016-02-18 15:02 ` Markus Armbruster
  0 siblings, 1 reply; 4+ messages in thread
From: Greg Kurz @ 2016-02-18 14:40 UTC (permalink / raw)
  To: David Gibson; +Cc: qemu-trivial, qemu-ppc, qemu-devel

This fixes a crash in the target QEMU during migration.

Fixes: c5f54f3e31bf693f70a98d4d73ea5dbe05689857
Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
---
 hw/ppc/spapr.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index e214a34257b3..c119f5582429 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1528,7 +1528,7 @@ static int htab_load(QEMUFile *f, void *opaque, int version_id)
     section_hdr = qemu_get_be32(f);
 
     if (section_hdr) {
-        Error *local_err;
+        Error *local_err = NULL;
 
         /* First section gives the htab size */
         spapr_reallocate_hpt(spapr, section_hdr, &local_err);

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [Qemu-devel] [PATCH] spapr: initialize local Error pointer
  2016-02-18 14:40 [Qemu-devel] [PATCH] spapr: initialize local Error pointer Greg Kurz
@ 2016-02-18 15:02 ` Markus Armbruster
  2016-02-18 15:10   ` Greg Kurz
  2016-02-19  0:15   ` David Gibson
  0 siblings, 2 replies; 4+ messages in thread
From: Markus Armbruster @ 2016-02-18 15:02 UTC (permalink / raw)
  To: Greg Kurz; +Cc: qemu-trivial, qemu-ppc, qemu-devel, David Gibson

Greg Kurz <gkurz@linux.vnet.ibm.com> writes:

> This fixes a crash in the target QEMU during migration.
>
> Fixes: c5f54f3e31bf693f70a98d4d73ea5dbe05689857

Suggest to word that as "Broken in commit c5f54f3."

> Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
> ---
>  hw/ppc/spapr.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index e214a34257b3..c119f5582429 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -1528,7 +1528,7 @@ static int htab_load(QEMUFile *f, void *opaque, int version_id)
>      section_hdr = qemu_get_be32(f);
>  
>      if (section_hdr) {
> -        Error *local_err;
> +        Error *local_err = NULL;
>  
>          /* First section gives the htab size */
>          spapr_reallocate_hpt(spapr, section_hdr, &local_err);

Easy mistake to make (I've made it myself).  I wish I had the time to
figure out how to make Coccinelle catch it.

Reviewed-by: Markus Armbruster <armbru@redhat.com>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Qemu-devel] [PATCH] spapr: initialize local Error pointer
  2016-02-18 15:02 ` Markus Armbruster
@ 2016-02-18 15:10   ` Greg Kurz
  2016-02-19  0:15   ` David Gibson
  1 sibling, 0 replies; 4+ messages in thread
From: Greg Kurz @ 2016-02-18 15:10 UTC (permalink / raw)
  To: Markus Armbruster; +Cc: qemu-trivial, qemu-ppc, qemu-devel, David Gibson

On Thu, 18 Feb 2016 16:02:53 +0100
Markus Armbruster <armbru@redhat.com> wrote:

> Greg Kurz <gkurz@linux.vnet.ibm.com> writes:
> 
> > This fixes a crash in the target QEMU during migration.
> >
> > Fixes: c5f54f3e31bf693f70a98d4d73ea5dbe05689857  
> 
> Suggest to word that as "Broken in commit c5f54f3."
> 

This is more explicit indeed. I'll do that for future
patches.

Thanks !

> > Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
> > ---
> >  hw/ppc/spapr.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> > index e214a34257b3..c119f5582429 100644
> > --- a/hw/ppc/spapr.c
> > +++ b/hw/ppc/spapr.c
> > @@ -1528,7 +1528,7 @@ static int htab_load(QEMUFile *f, void *opaque, int version_id)
> >      section_hdr = qemu_get_be32(f);
> >  
> >      if (section_hdr) {
> > -        Error *local_err;
> > +        Error *local_err = NULL;
> >  
> >          /* First section gives the htab size */
> >          spapr_reallocate_hpt(spapr, section_hdr, &local_err);  
> 
> Easy mistake to make (I've made it myself).  I wish I had the time to
> figure out how to make Coccinelle catch it.
> 
> Reviewed-by: Markus Armbruster <armbru@redhat.com>
> 

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [Qemu-devel] [PATCH] spapr: initialize local Error pointer
  2016-02-18 15:02 ` Markus Armbruster
  2016-02-18 15:10   ` Greg Kurz
@ 2016-02-19  0:15   ` David Gibson
  1 sibling, 0 replies; 4+ messages in thread
From: David Gibson @ 2016-02-19  0:15 UTC (permalink / raw)
  To: Markus Armbruster; +Cc: qemu-trivial, qemu-ppc, qemu-devel, Greg Kurz

[-- Attachment #1: Type: text/plain, Size: 1422 bytes --]

On Thu, Feb 18, 2016 at 04:02:53PM +0100, Markus Armbruster wrote:
> Greg Kurz <gkurz@linux.vnet.ibm.com> writes:
> 
> > This fixes a crash in the target QEMU during migration.
> >
> > Fixes: c5f54f3e31bf693f70a98d4d73ea5dbe05689857
> 
> Suggest to word that as "Broken in commit c5f54f3."
> 
> > Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
> > ---
> >  hw/ppc/spapr.c |    2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> > index e214a34257b3..c119f5582429 100644
> > --- a/hw/ppc/spapr.c
> > +++ b/hw/ppc/spapr.c
> > @@ -1528,7 +1528,7 @@ static int htab_load(QEMUFile *f, void *opaque, int version_id)
> >      section_hdr = qemu_get_be32(f);
> >  
> >      if (section_hdr) {
> > -        Error *local_err;
> > +        Error *local_err = NULL;
> >  
> >          /* First section gives the htab size */
> >          spapr_reallocate_hpt(spapr, section_hdr, &local_err);
> 
> Easy mistake to make (I've made it myself).  I wish I had the time to
> figure out how to make Coccinelle catch it.
> 
> Reviewed-by: Markus Armbruster <armbru@redhat.com>

Applied to ppc-for-2.6 with Markus's suggested rewording.  Thanks.


-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2016-02-19  0:31 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2016-02-18 14:40 [Qemu-devel] [PATCH] spapr: initialize local Error pointer Greg Kurz
2016-02-18 15:02 ` Markus Armbruster
2016-02-18 15:10   ` Greg Kurz
2016-02-19  0:15   ` David Gibson

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