On Tue, Sep 12, 2017 at 12:04:40AM +0200, Greg Kurz wrote: > If object_property_get_link() fails then it allocates an error, which > must be freed before returning. The error_get_pretty() function is > merely an accessor to the error message and doesn't free anything. > > The error.h header indicates how to do it right: > > * Pass an existing error to the caller with the message modified: > * error_propagate(errp, err); > * error_prepend(errp, "Could not frobnicate '%s': ", name); > > Signed-off-by: Greg Kurz <[email protected]>
Applied to ppc-for-2.11.
> ---
> hw/intc/xics.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/hw/intc/xics.c b/hw/intc/xics.c
> index a84ba51ad8ff..80c33be02e5e 100644
> --- a/hw/intc/xics.c
> +++ b/hw/intc/xics.c
> @@ -306,8 +306,8 @@ static void icp_realize(DeviceState *dev, Error **errp)
>
> obj = object_property_get_link(OBJECT(dev), ICP_PROP_XICS, &err);
> if (!obj) {
> - error_setg(errp, "%s: required link '" ICP_PROP_XICS "' not found:
> %s",
> - __func__, error_get_pretty(err));
> + error_propagate(errp, err);
> + error_prepend(errp, "required link '" ICP_PROP_XICS "' not found: ");
> return;
> }
>
> @@ -315,8 +315,8 @@ static void icp_realize(DeviceState *dev, Error **errp)
>
> obj = object_property_get_link(OBJECT(dev), ICP_PROP_CPU, &err);
> if (!obj) {
> - error_setg(errp, "%s: required link '" ICP_PROP_CPU "' not found:
> %s",
> - __func__, error_get_pretty(err));
> + error_propagate(errp, err);
> + error_prepend(errp, "required link '" ICP_PROP_CPU "' not found: ");
> return;
> }
>
> @@ -641,8 +641,8 @@ static void ics_base_realize(DeviceState *dev, Error
> **errp)
>
> obj = object_property_get_link(OBJECT(dev), ICS_PROP_XICS, &err);
> if (!obj) {
> - error_setg(errp, "%s: required link '" ICS_PROP_XICS "' not found:
> %s",
> - __func__, error_get_pretty(err));
> + error_propagate(errp, err);
> + error_prepend(errp, "required link '" ICS_PROP_XICS "' not found: ");
> return;
> }
> ics->xics = XICS_FABRIC(obj);
>
--
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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