memory leak in ihidev_hid_command()

[Jonathan Gray]

Index: ihidev.c
===================================================================
RCS file: /cvs/src/sys/dev/i2c/ihidev.c,v
retrieving revision 1.17
diff -u -p -r1.17 ihidev.c
--- ihidev.c    25 Aug 2018 18:32:05 -0000      1.17
+++ ihidev.c    18 Sep 2018 05:15:37 -0000
@@ -361,6 +361,7 @@ ihidev_hid_command(struct ihidev_softc *
                        DPRINTF(("%s: response report id %d != %d\n",
                            sc->sc_dev.dv_xname, d, rreq->id));
                        iic_release_bus(sc->sc_tag, 0);
+                       free(tmprep, M_DEVBUF, report_len);
                        return (1);
                }