acer-wmi: double free in acer_rfkill_exit()
This is acer_rfkill_exit() from drivers/platform/x86/acer-wmi.c.
The code frees wireless_rfkill->data again instead of
bluetooth_rfkill->data.
This was found using a code checker (http://repo.or.cz/w/smatch.git/).
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Carlos Corbacho <carlos@strangeworlds.co.uk>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 6bcca61..a6a42e8 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -1026,7 +1026,7 @@
kfree(wireless_rfkill->data);
rfkill_unregister(wireless_rfkill);
if (has_cap(ACER_CAP_BLUETOOTH)) {
- kfree(wireless_rfkill->data);
+ kfree(bluetooth_rfkill->data);
rfkill_unregister(bluetooth_rfkill);
}
return;