Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
index bc96276..f6b9664 100644
--- a/arch/alpha/kernel/traps.c
+++ b/arch/alpha/kernel/traps.c
@@ -402,7 +402,7 @@
 {
 	die_if_kernel("Instruction fault", regs, 0, NULL);
 
-	force_sig_fault(SIGILL, ILL_ILLOPC, (void __user *)regs->pc, 0, current);
+	force_sig_fault(SIGILL, ILL_ILLOPC, (void __user *)regs->pc, 0);
 }