From: David Goulet <david.goulet@polymtl.ca>
Date: Thu, 10 Nov 2011 20:07:48 +0000 (-0500)
Subject: Fix not NULL pointer on size 0
X-Git-Tag: v2.0-pre15~138
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=874d3f847b8053e38a50321b17abce4248ce6e53;p=lttng-tools.git

Fix not NULL pointer on size 0

Signed-off-by: David Goulet <david.goulet@polymtl.ca>
---

diff --git a/liblttngctl/lttngctl.c b/liblttngctl/lttngctl.c
index 90977f8c3..a1e577b2b 100644
--- a/liblttngctl/lttngctl.c
+++ b/liblttngctl/lttngctl.c
@@ -334,6 +334,8 @@ static int ask_sessiond(struct lttcomm_session_msg *lsm, void **buf)
 
 	size = llm.data_size;
 	if (size == 0) {
+		/* If client free with size 0 */
+		*buf = NULL;
 		ret = 0;
 		goto end;
 	}