Input: twl4030_keypad - fix error handling path

We should not try to call free_irq() when request_irq() failed.

Reported-by: G, Manjunath Kondaiah <manjugk@ti.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c
index fb16b5e..09bef79 100644 (file)
--- a/drivers/input/keyboard/twl4030_keypad.c
+++ b/drivers/input/keyboard/twl4030_keypad.c
@@ -406,23 +406,22 @@ static int __devinit twl4030_kp_probe(struct platform_device *pdev)
        if (error) {
                dev_info(kp->dbg_dev, "request_irq failed for irq no=%d\n",
                        kp->irq);
-               goto err3;
+               goto err2;
        }
 
        /* Enable KP and TO interrupts now. */
        reg = (u8) ~(KEYP_IMR1_KP | KEYP_IMR1_TO);
        if (twl4030_kpwrite_u8(kp, reg, KEYP_IMR1)) {
                error = -EIO;
-               goto err4;
+               goto err3;
        }
 
        platform_set_drvdata(pdev, kp);
        return 0;
 
-err4:
+err3:
        /* mask all events - we don't care about the result */
        (void) twl4030_kpwrite_u8(kp, 0xff, KEYP_IMR1);
-err3:
        free_irq(kp->irq, NULL);
 err2:
        input_unregister_device(input);