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[PULL 07/20] spapr: Simplify error handling in do_client_architecture_su
From: |
David Gibson |
Subject: |
[PULL 07/20] spapr: Simplify error handling in do_client_architecture_support() |
Date: |
Fri, 9 Oct 2020 21:19:38 +1100 |
From: Greg Kurz <groug@kaod.org>
Use the return value of ppc_set_compat_all() to check failures,
which is preferred over hijacking local_err.
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <20200914123505.612812-7-groug@kaod.org>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
hw/ppc/spapr_hcall.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index 885ea60778..607740150f 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -1666,7 +1666,6 @@ target_ulong do_client_architecture_support(PowerPCCPU
*cpu,
uint32_t cas_pvr;
SpaprOptionVector *ov1_guest, *ov5_guest;
bool guest_radix;
- Error *local_err = NULL;
bool raw_mode_supported = false;
bool guest_xive;
CPUState *cs;
@@ -1697,8 +1696,9 @@ target_ulong do_client_architecture_support(PowerPCCPU
*cpu,
/* Update CPUs */
if (cpu->compat_pvr != cas_pvr) {
- ppc_set_compat_all(cas_pvr, &local_err);
- if (local_err) {
+ Error *local_err = NULL;
+
+ if (ppc_set_compat_all(cas_pvr, &local_err) < 0) {
/* We fail to set compat mode (likely because running with KVM PR),
* but maybe we can fallback to raw mode if the guest supports it.
*/
@@ -1707,7 +1707,6 @@ target_ulong do_client_architecture_support(PowerPCCPU
*cpu,
return H_HARDWARE;
}
error_free(local_err);
- local_err = NULL;
}
}
--
2.26.2
- [PULL 01/20] spapr: Handle HPT allocation failure in nested guest, (continued)
- [PULL 01/20] spapr: Handle HPT allocation failure in nested guest, David Gibson, 2020/10/09
- [PULL 04/20] ppc: Fix return value in cpu_post_load() error path, David Gibson, 2020/10/09
- [PULL 03/20] ppc: Add a return value to ppc_set_compat() and ppc_set_compat_all(), David Gibson, 2020/10/09
- [PULL 02/20] spapr: Fix error leak in spapr_realize_vcpu(), David Gibson, 2020/10/09
- [PULL 05/20] spapr: Simplify error handling in callers of ppc_set_compat(), David Gibson, 2020/10/09
- [PULL 06/20] spapr: Get rid of cas_check_pvr() error reporting, David Gibson, 2020/10/09
- [PULL 08/20] spapr: Simplify error handling in spapr_vio_busdev_realize(), David Gibson, 2020/10/09
- [PULL 10/20] spapr: Simplify error handling in prop_get_fdt(), David Gibson, 2020/10/09
- [PULL 20/20] specs/ppc-spapr-numa: update with new NUMA support, David Gibson, 2020/10/09
- [PULL 18/20] spapr_numa: change reference-points and maxdomain settings, David Gibson, 2020/10/09
- [PULL 07/20] spapr: Simplify error handling in do_client_architecture_support(),
David Gibson <=
- [PULL 09/20] spapr: Add a return value to spapr_drc_attach(), David Gibson, 2020/10/09
- [PULL 13/20] spapr: Add a return value to spapr_nvdimm_validate(), David Gibson, 2020/10/09
- [PULL 11/20] spapr: Add a return value to spapr_set_vcpu_id(), David Gibson, 2020/10/09
- [PULL 16/20] spapr: add spapr_machine_using_legacy_numa() helper, David Gibson, 2020/10/09
- [PULL 17/20] spapr_numa: forbid asymmetrical NUMA setups, David Gibson, 2020/10/09
- [PULL 12/20] spapr: Simplify error handling in spapr_cpu_core_realize(), David Gibson, 2020/10/09
- [PULL 14/20] spapr: Add a return value to spapr_check_pagesize(), David Gibson, 2020/10/09
- [PULL 15/20] ppc/pnv: Increase max firmware size, David Gibson, 2020/10/09
- [PULL 19/20] spapr_numa: consider user input when defining associativity, David Gibson, 2020/10/09
- Re: [PULL 00/20] ppc-for-5.2 queue 20201009, Peter Maydell, 2020/10/09