From 911ee36d411ee9b3540855642b53219b6a974992 Mon Sep 17 00:00:00 2001 From: Eric Blake Date: Thu, 9 Jun 2016 10:48:33 -0600 Subject: [PATCH] qemu-img: Don't leak errors when outputting JSON If our JSON output ever encounters an error, we would just silently leak the error object. Instead, assert that our usage won't fail. Signed-off-by: Eric Blake Message-Id: <1465490926-28625-3-git-send-email-eblake@redhat.com> Reviewed-by: Markus Armbruster Signed-off-by: Markus Armbruster --- qemu-img.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/qemu-img.c b/qemu-img.c index 3322a1e5fc..debd7f1383 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -490,12 +490,11 @@ fail: static void dump_json_image_check(ImageCheck *check, bool quiet) { - Error *local_err = NULL; QString *str; QmpOutputVisitor *ov = qmp_output_visitor_new(); QObject *obj; visit_type_ImageCheck(qmp_output_get_visitor(ov), NULL, &check, - &local_err); + &error_abort); obj = qmp_output_get_qobject(ov); str = qobject_to_json_pretty(obj); assert(str != NULL); @@ -2181,12 +2180,11 @@ static void dump_snapshots(BlockDriverState *bs) static void dump_json_image_info_list(ImageInfoList *list) { - Error *local_err = NULL; QString *str; QmpOutputVisitor *ov = qmp_output_visitor_new(); QObject *obj; visit_type_ImageInfoList(qmp_output_get_visitor(ov), NULL, &list, - &local_err); + &error_abort); obj = qmp_output_get_qobject(ov); str = qobject_to_json_pretty(obj); assert(str != NULL); @@ -2198,11 +2196,11 @@ static void dump_json_image_info_list(ImageInfoList *list) static void dump_json_image_info(ImageInfo *info) { - Error *local_err = NULL; QString *str; QmpOutputVisitor *ov = qmp_output_visitor_new(); QObject *obj; - visit_type_ImageInfo(qmp_output_get_visitor(ov), NULL, &info, &local_err); + visit_type_ImageInfo(qmp_output_get_visitor(ov), NULL, &info, + &error_abort); obj = qmp_output_get_qobject(ov); str = qobject_to_json_pretty(obj); assert(str != NULL);