Compatibility with kernel 6.15.0

Renamed del_timer_sync to timer_delete_sync.

Reason: torvalds/linux@8fa7292

Compatibility with older kernels has been preserved.

Author: belozer

xpad.c

@@ -62,6 +62,7 @@
  */
 
 // #define DEBUG
+#include <linux/version.h>
 #include <linux/bits.h>
 #include <linux/kernel.h>
 #include <linux/input.h>
@@ -73,6 +74,11 @@
 #include <linux/usb/quirks.h>
 #include <linux/timer.h>
 
+// backward compatibility. del_timer_sync is renamed to timer_delete_sync since 6.15.0
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6,15,0)
+#define timer_delete_sync del_timer_sync
+#endif
+
 // enable compilation on pre 6.1 kernels
 #ifndef ABS_PROFILE
 #define ABS_PROFILE ABS_MISC
@@ -2520,7 +2526,7 @@ static void xpad_disconnect(struct usb_interface *intf)
 
 	if (xpad->quirks & QUIRK_GHL_XBOXONE) {
 		usb_free_urb(xpad->ghl_urb);
-		del_timer_sync(&xpad->ghl_poke_timer);
+		timer_delete_sync(&xpad->ghl_poke_timer);
 	}
 
 	usb_free_coherent(xpad->udev, XPAD_PKT_LEN,