[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-ppc] [PULL 2/6] ppc: fix double-free in cpu_post_load()
From: |
David Gibson |
Subject: |
[Qemu-ppc] [PULL 2/6] ppc: fix double-free in cpu_post_load() |
Date: |
Wed, 9 Aug 2017 17:03:53 +1000 |
From: Greg Kurz <address@hidden>
When running nested with KVM PR, ppc_set_compat() fails and QEMU crashes
because of "double free or corruption (!prev)". The crash happens because
error_report_err() has already called error_free().
Signed-off-by: Greg Kurz <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
Signed-off-by: David Gibson <address@hidden>
---
target/ppc/machine.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/target/ppc/machine.c b/target/ppc/machine.c
index f578156dd4..abe0a1cdf0 100644
--- a/target/ppc/machine.c
+++ b/target/ppc/machine.c
@@ -239,7 +239,6 @@ static int cpu_post_load(void *opaque, int version_id)
ppc_set_compat(cpu, cpu->compat_pvr, &local_err);
if (local_err) {
error_report_err(local_err);
- error_free(local_err);
return -1;
}
} else
--
2.13.4
- [Qemu-ppc] [PULL 0/6] ppc patch queue 2017-08-09, David Gibson, 2017/08/09
- [Qemu-ppc] [PULL 3/6] target/ppc: Implement TIDR, David Gibson, 2017/08/09
- [Qemu-ppc] [PULL 1/6] booke206: fix MAS update on tlb miss, David Gibson, 2017/08/09
- [Qemu-ppc] [PULL 5/6] spapr_drc: abort if object_property_add_child() fails, David Gibson, 2017/08/09
- [Qemu-ppc] [PULL 6/6] spapr: Fix bug in h_signal_sys_reset(), David Gibson, 2017/08/09
- [Qemu-ppc] [PULL 4/6] target/ppc: Add stub implementation of the PSSCR, David Gibson, 2017/08/09
- [Qemu-ppc] [PULL 2/6] ppc: fix double-free in cpu_post_load(),
David Gibson <=
- Re: [Qemu-ppc] [PULL 0/6] ppc patch queue 2017-08-09, Peter Maydell, 2017/08/10
- Re: [Qemu-ppc] [Qemu-devel] [PULL 0/6] ppc patch queue 2017-08-09, David Gibson, 2017/08/11
- Re: [Qemu-ppc] [Qemu-devel] [PULL 0/6] ppc patch queue 2017-08-09, Peter Maydell, 2017/08/11
- Re: [Qemu-ppc] [Qemu-devel] [PULL 0/6] ppc patch queue 2017-08-09, Philippe Mathieu-Daudé, 2017/08/11
- Re: [Qemu-ppc] [Qemu-devel] [PULL 0/6] ppc patch queue 2017-08-09, David Gibson, 2017/08/14
- Re: [Qemu-ppc] [Qemu-devel] [PULL 0/6] ppc patch queue 2017-08-09, Michael S. Tsirkin, 2017/08/14
- Re: [Qemu-ppc] [Qemu-devel] [PULL 0/6] ppc patch queue 2017-08-09, David Gibson, 2017/08/15