fix build for kernel 6.15

README.md

@@ -24,7 +24,7 @@ cd rtl8723ds
 nano Makefile
 ```
 
-Step - 2: Find the line that contains `EXTRA_CFLAGS += -DCONFIG_CONCURRENT_MODE` and insert a `#` symbol at the beginning of that line.
+Step - 2: Find the line that contains `ccflags-y += -DCONFIG_CONCURRENT_MODE` and insert a `#` symbol at the beginning of that line.
  This comments that line and disables concurrent mode.
 
 Step - 3: Now, run the following commands in the same Linux terminal.

include/osdep_service.h

@@ -326,7 +326,11 @@ extern void rtw_init_timer(_timer *ptimer, void *padapter, void *pfunc);
 
 __inline static unsigned char _cancel_timer_ex(_timer *ptimer)
 {
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(6, 15, 0))
+	return timer_delete_sync(ptimer);
+#else
 	return del_timer_sync(ptimer);
+#endif
 }
 
 static __inline void thread_enter(char *name)

include/osdep_service_linux.h

@@ -304,7 +304,11 @@ __inline static void _set_timer(_timer *ptimer, u32 delay_time)
 
 __inline static void _cancel_timer(_timer *ptimer, u8 *bcancelled)
 {
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(6, 15, 0))
+	timer_delete_sync(ptimer);
+#else
 	del_timer_sync(ptimer);
+#endif
 	*bcancelled = 1;
 }