From mboxrd@z Thu Jan  1 00:00:00 1970
From: douglas.santos@polymtl.ca (Douglas Santos)
Date: Fri, 10 Sep 2010 17:28:55 -0400
Subject: [ltt-dev] [UST PATCH] null check for disable_marker
Message-ID: <1284154135-17109-1-git-send-email-douglas.santos@polymtl.ca>

---
 libust/tracectl.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/libust/tracectl.c b/libust/tracectl.c
index f1b644c..dd61ebe 100644
--- a/libust/tracectl.c
+++ b/libust/tracectl.c
@@ -1064,7 +1064,9 @@ int process_client_cmd(char *recvbuf, struct ustcomm_source *src)
 
 		result = sscanf(channel_slash_name, "%a[^/]/%as", &channel_name, &marker_name);
 
-		if(marker_name == NULL) {
+		if(channel_name == NULL || marker_name == NULL) {
+			WARN("invalid marker name");
+			goto next_cmd;
 		}
 
 		result = ltt_marker_disconnect(channel_name, marker_name, "default");
-- 
1.7.0.4