Commit 8db403b9 authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Steven Rostedt (VMware)
Browse files

tracing/dynevent: Fix a memory leak in an error handling path 

We must free 'argv' before returning, as already done in all the other
paths of this function.

Link: https://lkml.kernel.org/r/21e3594ccd7fc88c5c162c98450409190f304327.1618136448.git.christophe.jaillet@wanadoo.fr



Fixes: d262271d ("tracing/dynevent: Delegate parsing to create function")
Acked-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 9deb193a

kernel/trace/trace_dynevent.c

+4 −2
Original line number Diff line number Diff line
@@ -63,8 +63,10 @@ int dyn_event_release(const char *raw_command, struct dyn_event_operations *type 
		event = p + 1;

		*p = '\0';

	}

	if (event[0] == '\0')

		return -EINVAL;

	if (event[0] == '\0') {

		ret = -EINVAL;

		goto out;

	}



	mutex_lock(&event_mutex);

	for_each_dyn_event_safe(pos, n) {