diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c
index 76b63e726a539ee912bea1077d00370603e1f538..1e95b2000ce85650903e85a705206ed113540670 100644
--- a/arch/parisc/kernel/setup.c
+++ b/arch/parisc/kernel/setup.c
@@ -69,7 +69,8 @@ void __init setup_cmdline(char **cmdline_p)
 		/* called from hpux boot loader */
 		boot_command_line[0] = '\0';
 	} else {
-		strcpy(boot_command_line, (char *)__va(boot_args[1]));
+		strlcpy(boot_command_line, (char *)__va(boot_args[1]),
+			COMMAND_LINE_SIZE);
 
 #ifdef CONFIG_BLK_DEV_INITRD
 		if (boot_args[2] != 0) /* did palo pass us a ramdisk? */