virSysinfoReadDMI: Use more g_auto*()

Virtually every variable defined in the function can be freed
automatically when going out of scope.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Michal Privoznik 2020-06-08 10:44:19 +02:00
parent c66ccb65f6
commit 30ccd55338

View File

@ -1119,10 +1119,10 @@ virSysinfoParseX86Memory(const char *base, virSysinfoDefPtr ret)
virSysinfoDefPtr
virSysinfoReadDMI(void)
{
char *path;
virSysinfoDefPtr ret = NULL;
char *outbuf = NULL;
virCommandPtr cmd;
g_autofree char *path = NULL;
g_auto(virSysinfoDefPtr) ret = NULL;
g_autofree char *outbuf = NULL;
g_autoptr(virCommand) cmd = NULL;
path = virFindFileInPath(SYSINFO_SMBIOS_DECODER);
if (path == NULL) {
@ -1133,48 +1133,38 @@ virSysinfoReadDMI(void)
}
cmd = virCommandNewArgList(path, "-q", "-t", "0,1,2,3,4,17", NULL);
VIR_FREE(path);
virCommandSetOutputBuffer(cmd, &outbuf);
if (virCommandRun(cmd, NULL) < 0)
goto cleanup;
return NULL;
if (VIR_ALLOC(ret) < 0)
goto error;
return NULL;
ret->type = VIR_SYSINFO_SMBIOS;
if (virSysinfoParseBIOS(outbuf, &ret->bios) < 0)
goto error;
return NULL;
if (virSysinfoParseX86System(outbuf, &ret->system) < 0)
goto error;
return NULL;
if (virSysinfoParseX86BaseBoard(outbuf, &ret->baseBoard, &ret->nbaseBoard) < 0)
goto error;
return NULL;
if (virSysinfoParseX86Chassis(outbuf, &ret->chassis) < 0)
goto error;
return NULL;
ret->nprocessor = 0;
ret->processor = NULL;
if (virSysinfoParseX86Processor(outbuf, ret) < 0)
goto error;
return NULL;
ret->nmemory = 0;
ret->memory = NULL;
if (virSysinfoParseX86Memory(outbuf, ret) < 0)
goto error;
return NULL;
cleanup:
VIR_FREE(outbuf);
virCommandFree(cmd);
return ret;
error:
virSysinfoDefFree(ret);
ret = NULL;
goto cleanup;
return g_steal_pointer(&ret);
}