diff options
| -rw-r--r-- | fs/seq_file.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c index 368bfb92b115..a11f271800ef 100644 --- a/fs/seq_file.c +++ b/fs/seq_file.c @@ -190,6 +190,13 @@ ssize_t seq_read(struct file *file, char __user *buf, size_t size, loff_t *ppos) */ m->version = file->f_version; + /* + * if request is to read from zero offset, reset iterator to first + * record as it might have been already advanced by previous requests + */ + if (*ppos == 0) + m->index = 0; + /* Don't assume *ppos is where we left it */ if (unlikely(*ppos != m->read_pos)) { while ((err = traverse(m, *ppos)) == -EAGAIN) |