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-rw-r--r--fs/seq_file.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 79781ebd2145..70f5fdf99bf6 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -232,9 +232,12 @@ Fill:
loff_t pos = m->index;
p = m->op->next(m, p, &m->index);
- if (pos == m->index)
- /* Buggy ->next function */
+ if (pos == m->index) {
+ pr_info_ratelimited("buggy seq_file .next function %ps "
+ "did not updated position index\n",
+ m->op->next);
m->index++;
+ }
if (!p || IS_ERR(p)) {
err = PTR_ERR(p);
break;