Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c
index b0440b0..8d69de1 100644
--- a/arch/sparc/mm/fault_32.c
+++ b/arch/sparc/mm/fault_32.c
@@ -131,7 +131,7 @@
 		show_signal_msg(regs, sig, code,
 				addr, current);
 
-	force_sig_fault(sig, code, (void __user *) addr, 0, current);
+	force_sig_fault(sig, code, (void __user *) addr, 0);
 }
 
 static unsigned long compute_si_addr(struct pt_regs *regs, int text_fault)
@@ -425,7 +425,7 @@
 static void check_stack_aligned(unsigned long sp)
 {
 	if (sp & 0x7UL)
-		force_sig(SIGILL, current);
+		force_sig(SIGILL);
 }
 
 void window_overflow_fault(void)