9290838132
Fix segfault with zero length virtio-scsi disk (bz #847549)
47 lines
1.2 KiB
Diff
47 lines
1.2 KiB
Diff
From 0a8b8d39763f05c7862dceec9d4f44e902a9d192 Mon Sep 17 00:00:00 2001
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From: Stefan Weil <sw@weilnetz.de>
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Date: Mon, 3 Sep 2012 22:40:40 +0200
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Subject: [PATCH] kvm: Fix warning from static code analysis
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Report from smatch:
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kvm-all.c:1373 kvm_init(135) warn:
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variable dereferenced before check 's' (see line 1360)
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's' cannot by NULL (it was alloced using g_malloc0), so there is no need
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to check it here.
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Signed-off-by: Stefan Weil <sw@weilnetz.de>
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Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
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Signed-off-by: Stefan Hajnoczi <stefanha@gmail.com>
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(cherry picked from commit 6d1cc3210ccc4372ffa337c187da9db68314c0c4)
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Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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---
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kvm-all.c | 12 +++++-------
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1 file changed, 5 insertions(+), 7 deletions(-)
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diff --git a/kvm-all.c b/kvm-all.c
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index 90c71f9..08d6051 100644
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--- a/kvm-all.c
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+++ b/kvm-all.c
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@@ -1419,13 +1419,11 @@ int kvm_init(void)
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return 0;
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err:
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- if (s) {
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- if (s->vmfd >= 0) {
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- close(s->vmfd);
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- }
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- if (s->fd != -1) {
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- close(s->fd);
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- }
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+ if (s->vmfd >= 0) {
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+ close(s->vmfd);
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+ }
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+ if (s->fd != -1) {
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+ close(s->fd);
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}
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g_free(s);
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