diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index 361ef5e..aadb3d0 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -84,7 +84,6 @@ void s390_update_cpu_mhz(void);
 void cpu_detect_mhz_feature(void);
 
 extern const struct seq_operations cpuinfo_op;
-extern int sysctl_ieee_emulation_warnings;
 extern void execve_tail(void);
 extern void __bpon(void);
 
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index d396aaa..ad5b88a 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -805,15 +805,6 @@ static struct ctl_table kern_table[] = {
 		.extra2		= &maxolduid,
 	},
 #ifdef CONFIG_S390
-#ifdef CONFIG_MATHEMU
-	{
-		.procname	= "ieee_emulation_warnings",
-		.data		= &sysctl_ieee_emulation_warnings,
-		.maxlen		= sizeof(int),
-		.mode		= 0644,
-		.proc_handler	= proc_dointvec,
-	},
-#endif
 	{
 		.procname	= "userprocess_debug",
 		.data		= &show_unhandled_signals,