f2fs: return a default value for non-void function
This patch resolves a build warning reported by kbuild test robot.
"
fs/f2fs/segment.c: In function '__get_segment_type':
fs/f2fs/segment.c:806:1: warning: control reaches end of non-void
function [-Wreturn-type]
"
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index ca7b5ff..fe2cc0b 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -791,11 +791,10 @@
return __get_segment_type_2(page, p_type);
case 4:
return __get_segment_type_4(page, p_type);
- case 6:
- return __get_segment_type_6(page, p_type);
- default:
- BUG();
}
+ /* NR_CURSEG_TYPE(6) logs by default */
+ BUG_ON(sbi->active_logs != NR_CURSEG_TYPE);
+ return __get_segment_type_6(page, p_type);
}
static void do_write_page(struct f2fs_sb_info *sbi, struct page *page,
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 50240d2..cf0ffb8 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -302,7 +302,7 @@
case Opt_active_logs:
if (args->from && match_int(args, &arg))
return -EINVAL;
- if (arg != 2 && arg != 4 && arg != 6)
+ if (arg != 2 && arg != 4 && arg != NR_CURSEG_TYPE)
return -EINVAL;
sbi->active_logs = arg;
break;