39 lines
1.4 KiB
Diff
39 lines
1.4 KiB
Diff
From d01c76a8d9d0d80ba00a407103e7b79112a21fce Mon Sep 17 00:00:00 2001
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From: Stefan Weil <sw@weilnetz.de>
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Date: Sat, 1 Sep 2012 09:30:39 +0200
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Subject: [PATCH] qapi: Fix potential NULL pointer segfault
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Report from smatch:
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qapi-visit.c:1640 visit_type_BlockdevAction(8) error:
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we previously assumed 'obj' could be null (see line 1639)
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qapi-visit.c:2432 visit_type_NetClientOptions(8) error:
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we previously assumed 'obj' could be null (see line 2431)
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Signed-off-by: Stefan Weil <sw@weilnetz.de>
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Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
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Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
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(cherry picked from commit 227ccf6bff234c29974c2c18ecd3a29e6b965e3d)
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Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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---
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scripts/qapi-visit.py | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/scripts/qapi-visit.py b/scripts/qapi-visit.py
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index 04ef7c4..5b15ee3 100644
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--- a/scripts/qapi-visit.py
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+++ b/scripts/qapi-visit.py
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@@ -157,7 +157,7 @@ void visit_type_%(name)s(Visitor *m, %(name)s ** obj, const char *name, Error **
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if (!error_is_set(errp)) {
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visit_start_struct(m, (void **)obj, "%(name)s", name, sizeof(%(name)s), &err);
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if (!err) {
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- if (!obj || *obj) {
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+ if (obj && *obj) {
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visit_type_%(name)sKind(m, &(*obj)->kind, "type", &err);
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if (!err) {
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switch ((*obj)->kind) {
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--
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1.7.12.1
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