Commit f1a15b97 authored by Dan Carpenter's avatar Dan Carpenter Committed by Steven Rostedt (Google)
Browse files

rv: Unlock on error path in rv_unregister_reactor() 

Unlock the "rv_interface_lock" mutex before returning.

Link: https://lkml.kernel.org/r/YuvYzNfGMgV+PIhd@kili



Fixes: 04acadcb ("rv: Add runtime reactors interface")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarSteven Rostedt (Google) <rostedt@goodmis.org>
parent 09794a5a

kernel/trace/rv/rv_reactors.c

+4 −2
Original line number Diff line number Diff line
@@ -329,6 +329,7 @@ int rv_register_reactor(struct rv_reactor *reactor) 
int rv_unregister_reactor(struct rv_reactor *reactor)

{

	struct rv_reactor_def *ptr, *next;

	int ret = 0;



	mutex_lock(&rv_interface_lock);
@@ -343,13 +344,14 @@ int rv_unregister_reactor(struct rv_reactor *reactor) 
				       ptr->reactor->name, ptr->counter);

				printk(KERN_WARNING "rv: the rv_reactor %s cannot be removed\n",

				       ptr->reactor->name);

				return -EBUSY;

				ret = -EBUSY;

				break;

			}

		}

	}



	mutex_unlock(&rv_interface_lock);

	return 0;

	return ret;

}



/*