Currently, versions in f2fs_configuration have one more byte than
those in sb, so versions in sb may not end with '\0', and then
print_raw_sb_info() will print something beyond sb->version.

Signed-off-by: Junling Zheng <zhengjunl...@huawei.com>
---
 fsck/mount.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fsck/mount.c b/fsck/mount.c
index 0a30adb..9def919 100644
--- a/fsck/mount.c
+++ b/fsck/mount.c
@@ -341,7 +341,10 @@ void print_raw_sb_info(struct f2fs_super_block *sb)
        DISP_u32(sb, node_ino);
        DISP_u32(sb, meta_ino);
        DISP_u32(sb, cp_payload);
-       DISP("%s", sb, version);
+       if (sb->version[255] != '\0')
+               DISP("%-.256s", sb, version);
+       else
+               DISP("%s", sb, version);
        printf("\n");
 }
 
-- 
2.17.0


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