Input: cyttsp4 - leak on error path in probe()

We leak "cd" if the cd->xfer_buf allocation fails.  It was weird to
"goto error_gpio_irq" so I changed the label name.  (Label names should
reflect the label location not the goto location otherwise you get an
"all roads lead to Rome problem").

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/touchscreen/cyttsp4_core.c b/drivers/input/touchscreen/cyttsp4_core.c
index 851e3ff80437fd43ba3120827ca3c5f4826167ad..a7987e170071a533a450512ba7d21e723ba066c6 100644 (file)
--- a/drivers/input/touchscreen/cyttsp4_core.c
+++ b/drivers/input/touchscreen/cyttsp4_core.c
@@ -2025,7 +2025,7 @@ struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
        if (!cd->xfer_buf) {
                dev_err(dev, "%s: Error, kzalloc\n", __func__);
                rc = -ENOMEM;
-               goto error_alloc_data;
+               goto error_free_cd;
        }
 
        /* Initialize device info */
@@ -2049,7 +2049,7 @@ struct cyttsp4 *cyttsp4_probe(const struct cyttsp4_bus_ops *ops,
        cd->irq = gpio_to_irq(cd->cpdata->irq_gpio);
        if (cd->irq < 0) {
                rc = -EINVAL;
-               goto error_gpio_irq;
+               goto error_free_cd;
        }
 
        dev_set_drvdata(dev, cd);
@@ -2117,7 +2117,7 @@ error_request_irq:
        if (cd->cpdata->init)
                cd->cpdata->init(cd->cpdata, 0, dev);
        dev_set_drvdata(dev, NULL);
-error_gpio_irq:
+error_free_cd:
        kfree(cd);
 error_alloc_data:
 error_no_pdata: