scsi: esp_scsi: Declare SCSI host template const

Make it explicit that the SCSI host template is not modified.
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20230322195515.1267197-35-bvanassche@acm.orgSigned-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/am53c974.c

@@ -371,7 +371,7 @@ static void dc390_check_eeprom(struct esp *esp)
 static int pci_esp_probe_one(struct pci_dev *pdev,
 			      const struct pci_device_id *id)
 {
-	struct scsi_host_template *hostt = &scsi_esp_template;
+	const struct scsi_host_template *hostt = &scsi_esp_template;
 	int err = -ENODEV;
 	struct Scsi_Host *shost;
 	struct esp *esp;

drivers/scsi/esp_scsi.c

@@ -2660,7 +2660,7 @@ static const char *esp_info(struct Scsi_Host *host)
 	return "esp";
 }
 
-struct scsi_host_template scsi_esp_template = {
+const struct scsi_host_template scsi_esp_template = {
 	.module			= THIS_MODULE,
 	.name			= "esp",
 	.info			= esp_info,

drivers/scsi/esp_scsi.h

@@ -572,7 +572,7 @@ struct esp {
  * 13) Check scsi_esp_register() return value, release all resources
  *     if an error was returned.
  */
-extern struct scsi_host_template scsi_esp_template;
+extern const struct scsi_host_template scsi_esp_template;
 extern int scsi_esp_register(struct esp *);
 
 extern void scsi_esp_unregister(struct esp *);

drivers/scsi/jazz_esp.c

@@ -104,7 +104,7 @@ static const struct esp_driver_ops jazz_esp_ops = {
 
 static int esp_jazz_probe(struct platform_device *dev)
 {
-	struct scsi_host_template *tpnt = &scsi_esp_template;
+	const struct scsi_host_template *tpnt = &scsi_esp_template;
 	struct Scsi_Host *host;
 	struct esp *esp;
 	struct resource *res;

drivers/scsi/mac_esp.c

@@ -289,7 +289,7 @@ static struct esp_driver_ops mac_esp_ops = {
 
 static int esp_mac_probe(struct platform_device *dev)
 {
-	struct scsi_host_template *tpnt = &scsi_esp_template;
+	const struct scsi_host_template *tpnt = &scsi_esp_template;
 	struct Scsi_Host *host;
 	struct esp *esp;
 	int err;

drivers/scsi/sun3x_esp.c

@@ -169,7 +169,7 @@ static const struct esp_driver_ops sun3x_esp_ops = {
 
 static int esp_sun3x_probe(struct platform_device *dev)
 {
-	struct scsi_host_template *tpnt = &scsi_esp_template;
+	const struct scsi_host_template *tpnt = &scsi_esp_template;
 	struct Scsi_Host *host;
 	struct esp *esp;
 	struct resource *res;

drivers/scsi/sun_esp.c

@@ -451,7 +451,7 @@ static const struct esp_driver_ops sbus_esp_ops = {
 static int esp_sbus_probe_one(struct platform_device *op,
 			      struct platform_device *espdma, int hme)
 {
-	struct scsi_host_template *tpnt = &scsi_esp_template;
+	const struct scsi_host_template *tpnt = &scsi_esp_template;
 	struct Scsi_Host *host;
 	struct esp *esp;
 	int err;

drivers/scsi/zorro_esp.c

@@ -713,7 +713,7 @@ MODULE_DEVICE_TABLE(zorro, zorro_esp_zorro_tbl);
 static int zorro_esp_probe(struct zorro_dev *z,
 				       const struct zorro_device_id *ent)
 {
-	struct scsi_host_template *tpnt = &scsi_esp_template;
+	const struct scsi_host_template *tpnt = &scsi_esp_template;
 	struct Scsi_Host *host;
 	struct esp *esp;
 	const struct zorro_driver_data *zdd;