From: Greg Kurz <groug@kaod.org>
To: qemu-devel@nongnu.org
Cc: Greg Kurz <groug@kaod.org>,
Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
qemu-ppc@nongnu.org, Markus Armbruster <armbru@redhat.com>,
David Gibson <david@gibson.dropbear.id.au>
Subject: [PATCH 09/15] spapr: Simplify error handling in prop_get_fdt()
Date: Mon, 14 Sep 2020 14:34:59 +0200 [thread overview]
Message-ID: <20200914123505.612812-10-groug@kaod.org> (raw)
In-Reply-To: <20200914123505.612812-1-groug@kaod.org>
Use the return value of visit_check_struct() and visit_check_list()
for error checking instead of local_err. This allows to get rid of
the error propagation overhead.
Signed-off-by: Greg Kurz <groug@kaod.org>
---
hw/ppc/spapr_drc.c | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c
index 04a6bf134ee8..697b28c34305 100644
--- a/hw/ppc/spapr_drc.c
+++ b/hw/ppc/spapr_drc.c
@@ -302,7 +302,6 @@ static void prop_get_fdt(Object *obj, Visitor *v, const char *name,
{
SpaprDrc *drc = SPAPR_DR_CONNECTOR(obj);
QNull *null = NULL;
- Error *err = NULL;
int fdt_offset_next, fdt_offset, fdt_depth;
void *fdt;
@@ -321,6 +320,7 @@ static void prop_get_fdt(Object *obj, Visitor *v, const char *name,
const struct fdt_property *prop = NULL;
int prop_len = 0, name_len = 0;
uint32_t tag;
+ bool ok;
tag = fdt_next_tag(fdt, fdt_offset, &fdt_offset_next);
switch (tag) {
@@ -334,10 +334,9 @@ static void prop_get_fdt(Object *obj, Visitor *v, const char *name,
case FDT_END_NODE:
/* shouldn't ever see an FDT_END_NODE before FDT_BEGIN_NODE */
g_assert(fdt_depth > 0);
- visit_check_struct(v, &err);
+ ok = visit_check_struct(v, errp);
visit_end_struct(v, NULL);
- if (err) {
- error_propagate(errp, err);
+ if (!ok) {
return;
}
fdt_depth--;
@@ -355,10 +354,9 @@ static void prop_get_fdt(Object *obj, Visitor *v, const char *name,
return;
}
}
- visit_check_list(v, &err);
+ ok = visit_check_list(v, errp);
visit_end_list(v, NULL);
- if (err) {
- error_propagate(errp, err);
+ if (!ok) {
return;
}
break;
--
2.26.2
next prev parent reply other threads:[~2020-09-14 12:40 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-14 12:34 [PATCH 00/15] spapr: Error handling fixes and cleanups (round 2) Greg Kurz
2020-09-14 12:34 ` [PATCH 01/15] spapr: Fix error leak in spapr_realize_vcpu() Greg Kurz
2020-09-15 9:08 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:00 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 02/15] ppc: Add a return value to ppc_set_compat() and ppc_set_compat_all() Greg Kurz
2020-09-15 9:18 ` Vladimir Sementsov-Ogievskiy
2020-09-15 9:34 ` Greg Kurz
2020-09-14 12:34 ` [PATCH 03/15] ppc: Fix return value in cpu_post_load() error path Greg Kurz
2020-09-15 9:50 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:01 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 04/15] spapr: Simplify error handling in callers of ppc_set_compat() Greg Kurz
2020-09-15 9:51 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:02 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 05/15] spapr: Get rid of cas_check_pvr() error reporting Greg Kurz
2020-09-15 10:03 ` Vladimir Sementsov-Ogievskiy
2020-09-15 11:00 ` [SPAM] " Greg Kurz
2020-09-14 12:34 ` [PATCH 06/15] spapr: Simplify error handling in do_client_architecture_support() Greg Kurz
2020-09-15 10:05 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:03 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` [PATCH 07/15] spapr: Simplify error handling in spapr_vio_busdev_realize() Greg Kurz
2020-09-15 10:15 ` Vladimir Sementsov-Ogievskiy
2020-09-14 12:34 ` [PATCH 08/15] spapr: Add a return value to spapr_drc_attach() Greg Kurz
2020-09-15 10:23 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:05 ` Philippe Mathieu-Daudé
2020-09-14 12:34 ` Greg Kurz [this message]
2020-09-15 10:26 ` [PATCH 09/15] spapr: Simplify error handling in prop_get_fdt() Vladimir Sementsov-Ogievskiy
2020-09-14 12:35 ` [PATCH 10/15] spapr: Add a return value to spapr_set_vcpu_id() Greg Kurz
2020-09-15 10:32 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:08 ` Philippe Mathieu-Daudé
2020-09-15 13:53 ` Greg Kurz
2020-09-17 1:06 ` David Gibson
2020-09-14 12:35 ` [PATCH 11/15] spapr: Simplify error handling in spapr_cpu_core_realize() Greg Kurz
2020-09-15 10:38 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:08 ` Philippe Mathieu-Daudé
2020-09-14 12:35 ` [PATCH 12/15] spapr: Add a return value to spapr_nvdimm_validate() Greg Kurz
2020-09-15 10:49 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:09 ` Philippe Mathieu-Daudé
2020-09-14 12:35 ` [PATCH 13/15] spapr: Add a return value to spapr_check_pagesize() Greg Kurz
2020-09-15 10:52 ` Vladimir Sementsov-Ogievskiy
2020-09-15 13:10 ` Philippe Mathieu-Daudé
2020-09-14 12:35 ` [PATCH 14/15] spapr: Simplify error handling in spapr_memory_plug() Greg Kurz
2020-09-15 10:58 ` Vladimir Sementsov-Ogievskiy
2020-09-15 11:43 ` [SPAM] " Greg Kurz
2020-09-15 11:53 ` Vladimir Sementsov-Ogievskiy
2020-09-15 12:04 ` Greg Kurz
2020-09-15 13:43 ` Greg Kurz
2020-09-17 1:15 ` [SPAM] " David Gibson
2020-09-17 7:38 ` Markus Armbruster
2020-09-17 10:04 ` Greg Kurz
2020-09-17 12:04 ` Markus Armbruster
2020-09-17 12:18 ` Daniel P. Berrangé
2020-09-17 12:40 ` Greg Kurz
2020-09-17 13:17 ` Markus Armbruster
2020-09-14 12:35 ` [PATCH 15/15] spapr: Simplify error handling in spapr_memory_unplug_request() Greg Kurz
2020-09-16 2:49 ` [PATCH 00/15] spapr: Error handling fixes and cleanups (round 2) David Gibson
2020-09-17 1:08 ` David Gibson
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