LU-13985 lustre: seq_file .next functions must update *pos

[fs/lustre-release.git] / lustre / lov / lov_pool.c

diff --git a/lustre/lov/lov_pool.c b/lustre/lov/lov_pool.c
index f272cfe..f31a9a7 100644 (file)
--- a/lustre/lov/lov_pool.c
+++ b/lustre/lov/lov_pool.c
@@ -111,25 +111,25 @@ struct pool_iterator {
 
 static void *pool_proc_next(struct seq_file *s, void *v, loff_t *pos)
 {
-        struct pool_iterator *iter = (struct pool_iterator *)s->private;
-        int prev_idx;
+       struct pool_iterator *iter = (struct pool_iterator *)s->private;
+       int prev_idx;
 
        LASSERTF(iter->magic == POOL_IT_MAGIC, "%08X\n", iter->magic);
 
-        /* test if end of file */
-        if (*pos >= pool_tgt_count(iter->pool))
-                return NULL;
+       (*pos)++;
+       /* test if end of file */
+       if (*pos > pool_tgt_count(iter->pool))
+               return NULL;
 
-        /* iterate to find a non empty entry */
-        prev_idx = iter->idx;
-        iter->idx++;
+       /* iterate to find a non empty entry */
+       prev_idx = iter->idx;
+       iter->idx++;
        if (iter->idx >= pool_tgt_count(iter->pool)) {
-                iter->idx = prev_idx; /* we stay on the last entry */
-                return NULL;
-        }
-        (*pos)++;
-        /* return != NULL to continue */
-        return iter;
+               iter->idx = prev_idx; /* we stay on the last entry */
+               return NULL;
+       }
+       /* return != NULL to continue */
+       return iter;
 }
 
 static void *pool_proc_start(struct seq_file *s, loff_t *pos)