From a1a6bbde4f6a29368f8f605cea2e73630ec1bc7c Mon Sep 17 00:00:00 2001 From: Greg Kurz Date: Tue, 12 Sep 2017 00:04:40 +0200 Subject: [PATCH] xics: fix several error leaks 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 Signed-off-by: David Gibson --- 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 a84ba51ad8..80c33be02e 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); -- 2.11.4.GIT