diff options
Diffstat (limited to 'kernel/trace/ftrace.c')
| -rw-r--r-- | kernel/trace/ftrace.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 72ef4dccbcc4..7b180f61e6d3 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -4212,8 +4212,7 @@ static void process_mod_list(struct list_head *head, struct ftrace_ops *ops, if (!func) /* warn? */ continue; - list_del(&ftrace_mod->list); - list_add(&ftrace_mod->list, &process_mods); + list_move(&ftrace_mod->list, &process_mods); /* Use the newly allocated func, as it may be "*" */ kfree(ftrace_mod->func); @@ -5986,7 +5985,8 @@ ftrace_graph_release(struct inode *inode, struct file *file) * infrastructure to do the synchronization, thus we must do it * ourselves. */ - synchronize_rcu_tasks_rude(); + if (old_hash != EMPTY_HASH) + synchronize_rcu_tasks_rude(); free_ftrace_hash(old_hash); } @@ -7545,7 +7545,7 @@ int ftrace_is_dead(void) */ int register_ftrace_function(struct ftrace_ops *ops) { - int ret = -1; + int ret; ftrace_ops_init(ops); |