fs: create and use seq_show_option for escaping

[firefly-linux-kernel-4.4.55.git] / fs / hfs / super.c

diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index 55c03b9e90708e1230210c271779350ca3c72cc7..4574fdd3d4219f86aa779f0012cee42252a7ea10 100644 (file)
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -136,9 +136,9 @@ static int hfs_show_options(struct seq_file *seq, struct dentry *root)
        struct hfs_sb_info *sbi = HFS_SB(root->d_sb);
 
        if (sbi->s_creator != cpu_to_be32(0x3f3f3f3f))
-               seq_printf(seq, ",creator=%.4s", (char *)&sbi->s_creator);
+               seq_show_option_n(seq, "creator", (char *)&sbi->s_creator, 4);
        if (sbi->s_type != cpu_to_be32(0x3f3f3f3f))
-               seq_printf(seq, ",type=%.4s", (char *)&sbi->s_type);
+               seq_show_option_n(seq, "type", (char *)&sbi->s_type, 4);
        seq_printf(seq, ",uid=%u,gid=%u",
                        from_kuid_munged(&init_user_ns, sbi->s_uid),
                        from_kgid_munged(&init_user_ns, sbi->s_gid));