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

[firefly-linux-kernel-4.4.55.git] / drivers / input / joystick / magellan.c

diff --git a/drivers/input/joystick/magellan.c b/drivers/input/joystick/magellan.c
index ca3cc2319d6ae393e11dc1db5fd2645f16906e2e..e3d19444ba2e42300c38ceacf7a5b336fea838bd 100644 (file)
--- a/drivers/input/joystick/magellan.c
+++ b/drivers/input/joystick/magellan.c
@@ -82,7 +82,7 @@ static int magellan_crunch_nibbles(unsigned char *data, int count)
        return 0;
 }
 
-static void magellan_process_packet(struct magellan* magellan, struct pt_regs *regs)
+static void magellan_process_packet(struct magellan* magellan)
 {
        struct input_dev *dev = magellan->dev;
        unsigned char *data = magellan->data;
@@ -90,8 +90,6 @@ static void magellan_process_packet(struct magellan* magellan, struct pt_regs *r
 
        if (!magellan->idx) return;
 
-       input_regs(dev, regs);
-
        switch (magellan->data[0]) {
 
                case 'd':                               /* Axis data */
@@ -115,12 +113,12 @@ static void magellan_process_packet(struct magellan* magellan, struct pt_regs *r
 }
 
 static irqreturn_t magellan_interrupt(struct serio *serio,
-               unsigned char data, unsigned int flags, struct pt_regs *regs)
+               unsigned char data, unsigned int flags)
 {
        struct magellan* magellan = serio_get_drvdata(serio);
 
        if (data == '\r') {
-               magellan_process_packet(magellan, regs);
+               magellan_process_packet(magellan);
                magellan->idx = 0;
        } else {
                if (magellan->idx < MAGELLAN_MAX_LENGTH)
@@ -162,7 +160,7 @@ static int magellan_connect(struct serio *serio, struct serio_driver *drv)
                goto fail;
 
        magellan->dev = input_dev;
-       sprintf(magellan->phys, "%s/input0", serio->phys);
+       snprintf(magellan->phys, sizeof(magellan->phys), "%s/input0", serio->phys);
 
        input_dev->name = "LogiCad3D Magellan / SpaceMouse";
        input_dev->phys = magellan->phys;