diff --git a/init/main.c b/init/main.c
index c6ebefa..58c9e37 100644
--- a/init/main.c
+++ b/init/main.c
@@ -164,10 +164,10 @@
 
 extern const struct obs_kernel_param __setup_start[], __setup_end[];
 
-static int __init obsolete_checksetup(char *line)
+static bool __init obsolete_checksetup(char *line)
 {
 	const struct obs_kernel_param *p;
-	int had_early_param = 0;
+	bool had_early_param = false;
 
 	p = __setup_start;
 	do {
@@ -179,13 +179,13 @@
 				 * Keep iterating, as we can have early
 				 * params and __setups of same names 8( */
 				if (line[n] == '\0' || line[n] == '=')
-					had_early_param = 1;
+					had_early_param = true;
 			} else if (!p->setup_func) {
 				pr_warn("Parameter %s is obsolete, ignored\n",
 					p->str);
-				return 1;
+				return true;
 			} else if (p->setup_func(line + n))
-				return 1;
+				return true;
 		}
 		p++;
 	} while (p < __setup_end);