summary refs log tree commit diff
path: root/fs/ext4/file.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ext4/file.c')
-rw-r--r--fs/ext4/file.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 3ed8c048fb12..349b27f0dda0 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -809,9 +809,12 @@ static int ext4_sample_last_mounted(struct super_block *sb,
 	err = ext4_journal_get_write_access(handle, sbi->s_sbh);
 	if (err)
 		goto out_journal;
-	strlcpy(sbi->s_es->s_last_mounted, cp,
+	lock_buffer(sbi->s_sbh);
+	strncpy(sbi->s_es->s_last_mounted, cp,
 		sizeof(sbi->s_es->s_last_mounted));
-	ext4_handle_dirty_super(handle, sb);
+	ext4_superblock_csum_set(sb);
+	unlock_buffer(sbi->s_sbh);
+	ext4_handle_dirty_metadata(handle, NULL, sbi->s_sbh);
 out_journal:
 	ext4_journal_stop(handle);
 out: