Merge pull request #14773 from LabNConsulting/fix-log-vty-memleak

lib: free the log file resources created at startup and config

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/log_vty.c b/lib/log_vty.c
index 26e608d16b..fc298533ae 100644
--- a/lib/log_vty.c
+++ b/lib/log_vty.c
@@ -857,12 +857,24 @@ void log_config_write(struct vty *vty)
 	}
 }
 
+static int log_vty_fini(void)
+{
+	if (zt_file_cmdline.filename)
+		zlog_file_fini(&zt_file_cmdline);
+	if (zt_file.filename)
+		zlog_file_fini(&zt_file);
+	return 0;
+}
+
+
 static int log_vty_init(const char *progname, const char *protoname,
 			 unsigned short instance, uid_t uid, gid_t gid)
 {
 	zlog_progname = progname;
 	zlog_protoname = protoname;
 
+	hook_register(zlog_fini, log_vty_fini);
+
 	zlog_set_prefix_ec(true);
 	zlog_set_prefix_xid(true);