usb: dev-mtp: fix memory leak in error path

Spotted by Coverity: CID 1397074

Fixes: c52d46e041b
Signed-off-by: Li Qiang <liq3ea@163.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20190103132605.49476-1-liq3ea@163.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c
index 6098005cd4bd820be5fa5cb9464027f6a6a058d6..b19b576278255e2fa36e7460f9ec31122f8dce9a 100644 (file)
--- a/hw/usb/dev-mtp.c
+++ b/hw/usb/dev-mtp.c
@@ -1729,6 +1729,7 @@ static void usb_mtp_write_metadata(MTPState *s, uint64_t dlen)
     if (strchr(filename, '/')) {
         usb_mtp_queue_result(s, RES_PARAMETER_NOT_SUPPORTED, d->trans,
                              0, 0, 0, 0);
+        g_free(filename);
         return;
     }