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[PATCH v4 45/45] hmp: Ignore Error objects where the return value suffic
From: |
Markus Armbruster |
Subject: |
[PATCH v4 45/45] hmp: Ignore Error objects where the return value suffices |
Date: |
Tue, 7 Jul 2020 18:06:13 +0200 |
qdev_print_props() receives and throws away Error objects just to
check for object_property_get_str() and object_property_print()
failure. Unnecessary, both return suitable values, so use those
instead.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
---
qdev-monitor.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/qdev-monitor.c b/qdev-monitor.c
index 96e52a9e81..31cc1f6564 100644
--- a/qdev-monitor.c
+++ b/qdev-monitor.c
@@ -694,22 +694,22 @@ static void qdev_print_props(Monitor *mon, DeviceState
*dev, Property *props,
if (!props)
return;
for (; props->name; props++) {
- Error *err = NULL;
char *value;
char *legacy_name = g_strdup_printf("legacy-%s", props->name);
+
if (object_property_get_type(OBJECT(dev), legacy_name, NULL)) {
- value = object_property_get_str(OBJECT(dev), legacy_name, &err);
+ value = object_property_get_str(OBJECT(dev), legacy_name, NULL);
} else {
- value = object_property_print(OBJECT(dev), props->name, true,
&err);
+ value = object_property_print(OBJECT(dev), props->name, true,
+ NULL);
}
g_free(legacy_name);
- if (err) {
- error_free(err);
+ if (!value) {
continue;
}
qdev_printf("%s = %s\n", props->name,
- value && *value ? value : "<null>");
+ *value ? value : "<null>");
g_free(value);
}
}
--
2.26.2
- [PATCH v4 34/45] error: Eliminate error_propagate() with Coccinelle, part 1, (continued)
- [PATCH v4 34/45] error: Eliminate error_propagate() with Coccinelle, part 1, Markus Armbruster, 2020/07/07
- [PATCH v4 28/45] qom: Use returned bool to check for failure, Coccinelle part, Markus Armbruster, 2020/07/07
- [PATCH v4 33/45] error: Avoid unnecessary error_propagate() after error_setg(), Markus Armbruster, 2020/07/07
- [PATCH v4 35/45] error: Eliminate error_propagate() with Coccinelle, part 2, Markus Armbruster, 2020/07/07
- [PATCH v4 36/45] error: Eliminate error_propagate() manually, Markus Armbruster, 2020/07/07
- [PATCH v4 26/45] qom: Put name parameter before value / visitor parameter, Markus Armbruster, 2020/07/07
- [PATCH v4 44/45] qdev: Ignore Error objects where the return value suffices, Markus Armbruster, 2020/07/07
- [PATCH v4 41/45] qapi: Purge error_propagate() from QAPI core, Markus Armbruster, 2020/07/07
- [PATCH v4 17/45] qapi: Make visitor functions taking Error ** return bool, not void, Markus Armbruster, 2020/07/07
- [PATCH v4 22/45] qom: Rename qdev_get_type() to object_get_type(), Markus Armbruster, 2020/07/07
- [PATCH v4 45/45] hmp: Ignore Error objects where the return value suffices,
Markus Armbruster <=
- [PATCH v4 37/45] error: Reduce unnecessary error propagation, Markus Armbruster, 2020/07/07
- [PATCH v4 39/45] qapi: Smooth another visitor error checking pattern, Markus Armbruster, 2020/07/07
- [PATCH v4 21/45] qom: Use error_reportf_err() instead of g_printerr() in examples, Markus Armbruster, 2020/07/07
- [PATCH v4 02/45] error: Improve error.h's big comment, Markus Armbruster, 2020/07/07
- [PATCH v4 25/45] qom: Use return values to check for error where that's simpler, Markus Armbruster, 2020/07/07
- [PATCH v4 43/45] qemu-img: Ignore Error objects where the return value suffices, Markus Armbruster, 2020/07/07
- Re: [PATCH v4 00/45] Less clumsy error checking, Markus Armbruster, 2020/07/07
- Re: [PATCH v4 00/45] Less clumsy error checking, no-reply, 2020/07/07