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[Qemu-devel] [PATCH 02/17] target-i386: cpu_x86_register() consolidate f
From: |
Igor Mammedov |
Subject: |
[Qemu-devel] [PATCH 02/17] target-i386: cpu_x86_register() consolidate freeing resources |
Date: |
Fri, 11 Jan 2013 03:10:16 +0100 |
freeing resources in one place would require setting 'error'
to not NULL, so add some more error reporting before jumping to
exit branch.
Signed-off-by: Igor Mammedov <address@hidden>
Reviewed-by: Eduardo Habkost <address@hidden>
---
v4:
- rebased with "target-i386: move out CPU features
initialization in separate func" dropped
v3:
- set error if cpu_model is empty
v2:
- add missing 'return -1' on exit if error is not NULL,
Spotted-By: Eduardo Habkost <address@hidden>
---
target-i386/cpu.c | 19 ++++++++++---------
1 files changed, 10 insertions(+), 9 deletions(-)
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 0f7a5eb..ea68bc0 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -1594,20 +1594,23 @@ int cpu_x86_register(X86CPU *cpu, const char *cpu_model)
model_pieces = g_strsplit(cpu_model, ",", 2);
if (!model_pieces[0]) {
- goto error;
+ error_setg(&error, "Invalid/empty CPU model name");
+ goto out;
}
name = model_pieces[0];
features = model_pieces[1];
if (cpu_x86_find_by_name(def, name) < 0) {
- goto error;
+ error_setg(&error, "Unable to find CPU definition: %s", name);
+ goto out;
}
def->kvm_features |= kvm_default_features;
def->ext_features |= CPUID_EXT_HYPERVISOR;
if (cpu_x86_parse_featurestr(def, features) < 0) {
- goto error;
+ error_setg(&error, "Invalid cpu_model string format: %s", cpu_model);
+ goto out;
}
assert(def->vendor1);
env->cpuid_vendor1 = def->vendor1;
@@ -1632,17 +1635,15 @@ int cpu_x86_register(X86CPU *cpu, const char *cpu_model)
"tsc-frequency", &error);
object_property_set_str(OBJECT(cpu), def->model_id, "model-id", &error);
+
+out:
+ g_strfreev(model_pieces);
if (error) {
fprintf(stderr, "%s\n", error_get_pretty(error));
error_free(error);
- goto error;
+ return -1;
}
-
- g_strfreev(model_pieces);
return 0;
-error:
- g_strfreev(model_pieces);
- return -1;
}
#if !defined(CONFIG_USER_ONLY)
--
1.7.1
[Qemu-devel] [PATCH 06/17] target-i386: remove vendor_override field from CPUX86State, Igor Mammedov, 2013/01/10