diff options
Diffstat (limited to 'fs/ramfs.c')
| -rw-r--r-- | fs/ramfs.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/ramfs.c b/fs/ramfs.c index 60bd86a262..65d6a047cb 100644 --- a/fs/ramfs.c +++ b/fs/ramfs.c @@ -170,8 +170,6 @@ struct ramfs_inode* node_insert(struct ramfs_inode *parent_node, const char *fil n->parent = new_node; n->child = parent_node->child; new_node->child->next = n; - } else { - new_node->data = ramfs_get_chunk(); } while (node->next) @@ -385,9 +383,11 @@ int ramfs_truncate(struct device_d *dev, FILE *f, ulong size) oldchunks = (node->size + CHUNK_SIZE - 1) / CHUNK_SIZE; if (newchunks < oldchunks) { + if (!newchunks) + node->data = 0; while (newchunks--) data = data->next; - while (data->next) { + while (data) { struct ramfs_chunk *tmp; tmp = data->next; ramfs_put_chunk(data); @@ -396,6 +396,12 @@ int ramfs_truncate(struct device_d *dev, FILE *f, ulong size) } if (newchunks > oldchunks) { + if (!data) { + node->data = ramfs_get_chunk(); + data = node->data; + } + + newchunks--; while (data->next) { newchunks--; data = data->next; |