IRQ: Maintain regs pointer globally rather than passing to IRQ handlers

[firefly-linux-kernel-4.4.55.git] / drivers / scsi / esp.c

diff --git a/drivers/scsi/esp.c b/drivers/scsi/esp.c
index 98bd22714d0dde82647578abc90c07505fb1186f..2c2fe80bc42a98b76c3203cd40e69f91db7e44f4 100644 (file)
--- a/drivers/scsi/esp.c
+++ b/drivers/scsi/esp.c
@@ -184,7 +184,7 @@ enum {
 };
 
 /* Forward declarations. */
-static irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs);
+static irqreturn_t esp_intr(int irq, void *dev_id);
 
 /* Debugging routines */
 struct esp_cmdstrings {
@@ -1146,7 +1146,7 @@ static struct sbus_dev sun4_esp_dev;
 static int __init esp_sun4_probe(struct scsi_host_template *tpnt)
 {
        if (sun4_esp_physaddr) {
-               memset(&sun4_esp_dev, 0, sizeof(esp_dev));
+               memset(&sun4_esp_dev, 0, sizeof(sun4_esp_dev));
                sun4_esp_dev.reg_addrs[0].phys_addr = sun4_esp_physaddr;
                sun4_esp_dev.irqs[0] = 4;
                sun4_esp_dev.resource[0].start = sun4_esp_physaddr;
@@ -1162,6 +1162,7 @@ static int __init esp_sun4_probe(struct scsi_host_template *tpnt)
 
 static int __devexit esp_sun4_remove(void)
 {
+       struct of_device *dev = &sun4_esp_dev.ofdev;
        struct esp *esp = dev_get_drvdata(&dev->dev);
 
        return esp_remove_common(esp);
@@ -4281,7 +4282,7 @@ state_machine:
 }
 
 /* Service only the ESP described by dev_id. */
-static irqreturn_t esp_intr(int irq, void *dev_id, struct pt_regs *pregs)
+static irqreturn_t esp_intr(int irq, void *dev_id)
 {
        struct esp *esp = dev_id;
        unsigned long flags;