qemu_monitor_text.c: Use g_autofree

Signed-off-by: Seeteena Thoufeek <s1seetee@linux.vnet.ibm.com>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Seeteena Thoufeek 2020-03-24 18:14:46 +05:30 committed by Michal Privoznik
parent 1ac79d29eb
commit 8b907dd309

View File

@ -36,27 +36,26 @@ VIR_LOG_INIT("qemu.qemu_monitor_text");
int qemuMonitorTextAddDrive(qemuMonitorPtr mon,
const char *drivestr)
{
char *cmd = NULL;
char *reply = NULL;
int ret = -1;
g_autofree char *cmd = NULL;
g_autofree char *reply = NULL;
/* 'dummy' here is just a placeholder since there is no PCI
* address required when attaching drives to a controller */
cmd = g_strdup_printf("drive_add dummy %s", drivestr);
if (qemuMonitorJSONHumanCommand(mon, cmd, &reply) < 0)
goto cleanup;
return -1;
if (strstr(reply, "unknown command:")) {
virReportError(VIR_ERR_OPERATION_FAILED, "%s",
_("drive hotplug is not supported"));
goto cleanup;
return -1;
}
if (strstr(reply, "could not open disk image")) {
virReportError(VIR_ERR_OPERATION_FAILED, "%s",
_("open disk image file failed"));
goto cleanup;
return -1;
}
if (strstr(reply, "Could not open")) {
@ -66,48 +65,41 @@ int qemuMonitorTextAddDrive(qemuMonitorPtr mon,
virReportError(VIR_ERR_OPERATION_FAILED, "%s",
reply);
goto cleanup;
return -1;
}
if (strstr(reply, "Image is not in")) {
virReportError(VIR_ERR_OPERATION_FAILED, "%s",
_("Incorrect disk format"));
goto cleanup;
return -1;
}
if (strstr(reply, "IOMMU") ||
strstr(reply, "VFIO")) {
virReportError(VIR_ERR_OPERATION_FAILED, "%s",
reply);
goto cleanup;
return -1;
}
ret = 0;
cleanup:
VIR_FREE(cmd);
VIR_FREE(reply);
return ret;
return 0;
}
int qemuMonitorTextDriveDel(qemuMonitorPtr mon,
const char *drivestr)
{
char *cmd = NULL;
char *reply = NULL;
int ret = -1;
g_autofree char *cmd = NULL;
g_autofree char *reply = NULL;
cmd = g_strdup_printf("drive_del %s", drivestr);
if (qemuMonitorJSONHumanCommand(mon, cmd, &reply) < 0)
goto cleanup;
return -1;
if (strstr(reply, "unknown command:")) {
VIR_ERROR(_("deleting drive is not supported. "
"This may leak data if disk is reassigned"));
ret = 1;
goto cleanup;
return 1;
/* (qemu) drive_del wark
* Device 'wark' not found */
@ -117,15 +109,10 @@ int qemuMonitorTextDriveDel(qemuMonitorPtr mon,
} else if (STRNEQ(reply, "")) {
virReportError(VIR_ERR_OPERATION_FAILED,
_("deleting %s drive failed: %s"), drivestr, reply);
goto cleanup;
return -1;
}
ret = 0;
cleanup:
VIR_FREE(cmd);
VIR_FREE(reply);
return ret;
return 0;
}
int
@ -159,28 +146,27 @@ qemuMonitorTextCreateSnapshot(qemuMonitorPtr mon,
int qemuMonitorTextLoadSnapshot(qemuMonitorPtr mon, const char *name)
{
char *cmd = NULL;
char *reply = NULL;
int ret = -1;
g_autofree char *cmd = NULL;
g_autofree char *reply = NULL;
cmd = g_strdup_printf("loadvm \"%s\"", name);
if (qemuMonitorJSONHumanCommand(mon, cmd, &reply))
goto cleanup;
return -1;
if (strstr(reply, "No block device supports snapshots")) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("this domain does not have a device to load snapshots"));
goto cleanup;
return -1;
} else if (strstr(reply, "Could not find snapshot")) {
virReportError(VIR_ERR_OPERATION_INVALID,
_("the snapshot '%s' does not exist, and was not loaded"),
name);
goto cleanup;
return -1;
} else if (strstr(reply, "Snapshots not supported on device")) {
virReportError(VIR_ERR_OPERATION_INVALID,
_("Failed to load snapshot: %s"), reply);
goto cleanup;
return -1;
} else if (strstr(reply, "Could not open VM state file") ||
strstr(reply, "Error: ") ||
(strstr(reply, "Error") &&
@ -188,46 +174,35 @@ int qemuMonitorTextLoadSnapshot(qemuMonitorPtr mon, const char *name)
strstr(reply, "while activating snapshot on")))) {
virReportError(VIR_ERR_OPERATION_FAILED,
_("Failed to load snapshot: %s"), reply);
goto cleanup;
return -1;
}
ret = 0;
cleanup:
VIR_FREE(cmd);
VIR_FREE(reply);
return ret;
return 0;
}
int qemuMonitorTextDeleteSnapshot(qemuMonitorPtr mon, const char *name)
{
char *cmd = NULL;
char *reply = NULL;
int ret = -1;
g_autofree char *cmd = NULL;
g_autofree char *reply = NULL;
cmd = g_strdup_printf("delvm \"%s\"", name);
if (qemuMonitorJSONHumanCommand(mon, cmd, &reply))
goto cleanup;
return -1;
if (strstr(reply, "No block device supports snapshots")) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("this domain does not have a device to delete snapshots"));
goto cleanup;
return -1;
} else if (strstr(reply, "Snapshots not supported on device")) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s", reply);
goto cleanup;
return -1;
} else if (strstr(reply, "Error: ") ||
(strstr(reply, "Error") &&
strstr(reply, "while deleting snapshot"))) {
virReportError(VIR_ERR_OPERATION_FAILED,
_("Failed to delete snapshot: %s"), reply);
goto cleanup;
return -1;
}
ret = 0;
cleanup:
VIR_FREE(cmd);
VIR_FREE(reply);
return ret;
return 0;
}