dell-wmi: Fix memory leak

The output of wmi_get_event_data shall be freed before return.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Yong Wang <yong.y.wang@linux.intel.com>

diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 6ba6c30..66f53c3 100644 (file)
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -217,6 +217,7 @@ static void dell_wmi_notify(u32 value, void *context)
                if (dell_new_hk_type && (buffer_entry[1] != 0x10)) {
                        printk(KERN_INFO "dell-wmi: Received unknown WMI event"
                                         " (0x%x)\n", buffer_entry[1]);
+                       kfree(obj);
                        return;
                }
 
@@ -234,7 +235,7 @@ static void dell_wmi_notify(u32 value, void *context)
                            key->keycode == KEY_BRIGHTNESSDOWN) && acpi_video) {
                        /* Don't report brightness notifications that will also
                         * come via ACPI */
-                       return;
+                       ;
                } else {
                        input_report_key(dell_wmi_input_dev, key->keycode, 1);
                        input_sync(dell_wmi_input_dev);