init/main.c: obsolete_checksetup can be boolean

Make obsolete_checksetup() return bool due to this particular function
only using either one or zero as its return value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 5 insertions, 5 deletions

diff --git a/init/main.c b/init/main.c
index c6ebefafa496..58c9e374704b 100644
--- a/init/main.c
+++ b/init/main.c
@@ -164,10 +164,10 @@ static const char *panic_later, *panic_param;
 
 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 @@ static int __init obsolete_checksetup(char *line)
                                  * 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                                 pr_warn("Parameter %s is obsolete, ignored\n",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);