fix --join for sandboxes with xdg-dbuss-proxy

1 files changed, 4 insertions, 2 deletions

diff --git a/src/firemon/firemon.c b/src/firemon/firemon.c
index 952659e39..7468e3240 100644
--- a/src/firemon/firemon.c
+++ b/src/firemon/firemon.c
@@ -72,9 +72,11 @@ int find_child(int id) {
                 if (pids[i].level == 2 && pids[i].parent == id) {
                         // skip /usr/bin/xdg-dbus-proxy (started by firejail for dbus filtering)
                         char *cmdline = pid_proc_cmdline(i);
-                        if (strncmp(cmdline, XDG_DBUS_PROXY_PATH, strlen(XDG_DBUS_PROXY_PATH)) == 0)
+                        if (strncmp(cmdline, XDG_DBUS_PROXY_PATH, strlen(XDG_DBUS_PROXY_PATH)) == 0) {
+                                free(cmdline);
                                 continue;
-
+                        }
+                        free(cmdline);
                         first_child = i;
                         break;
                 }