From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Fri, 15 Apr 2022 05:55:45 +0000 (-0400)
Subject: Tests: fix: lttng-create: leaked command parameter
X-Git-Tag: v2.13.8~12
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=29c79fa6d2095e1193d056109487e0dd13890b9b;p=lttng-tools.git

Tests: fix: lttng-create: leaked command parameter

==1853705==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 3 byte(s) in 1 object(s) allocated from:
    #0 0x7fb67ee0edd9 in __interceptor_malloc /usr/src/debug/gcc/libsanitizer/asan/asan_malloc_linux.cpp:145
    #1 0x7fb67e964c09  (/usr/lib/libpopt.so.0+0x3c09)

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: I2f3346157cb26de6712c6e6ebd5fafa6b51fac08
---

diff --git a/src/bin/lttng/commands/create.c b/src/bin/lttng/commands/create.c
index 5dc51b80f..4ac8b87ca 100644
--- a/src/bin/lttng/commands/create.c
+++ b/src/bin/lttng/commands/create.c
@@ -674,6 +674,11 @@ int cmd_create(int argc, const char **argv)
 			uint64_t v;
 
 			errno = 0;
+			if (opt_arg) {
+				free(opt_arg);
+				opt_arg = NULL;
+			}
+
 			opt_arg = poptGetOptArg(pc);
 			if (!opt_arg) {
 				/* Set up default values. */
@@ -804,6 +809,7 @@ end:
 	/* Overwrite ret if an error occurred in create_session() */
 	ret = command_ret ? command_ret : ret;
 
+	free(opt_arg);
 	poptFreeContext(pc);
 	return ret;
 }