Author: adrian Date: Thu Jun 16 17:59:15 2016 New Revision: 301970 URL: https://svnweb.freebsd.org/changeset/base/301970
Log: [iwm] free RX ring / NVM memory after they're used. * Free RX ring during detach * Free NVM memory after parsing Tested: * 7260, STA mode Submitted by: Imre Vadasz <i...@vdsz.com> Approved by: re (gjb) Obtained from: dragonflybsd Differential Revision: https://reviews.freebsd.org/D6817 Modified: head/sys/dev/iwm/if_iwm.c Modified: head/sys/dev/iwm/if_iwm.c ============================================================================== --- head/sys/dev/iwm/if_iwm.c Thu Jun 16 16:26:16 2016 (r301969) +++ head/sys/dev/iwm/if_iwm.c Thu Jun 16 17:59:15 2016 (r301970) @@ -1823,7 +1823,7 @@ iwm_parse_nvm_data(struct iwm_softc *sc, struct iwm_nvm_section { uint16_t length; - const uint8_t *data; + uint8_t *data; }; static int @@ -1860,6 +1860,8 @@ iwm_nvm_init(struct iwm_softc *sc) "%s: Read NVM\n", __func__); + memset(nvm_sections, 0, sizeof(nvm_sections)); + /* TODO: find correct NVM max size for a section */ nvm_buffer = malloc(IWM_OTP_LOW_IMAGE_SIZE, M_DEVBUF, M_NOWAIT); if (nvm_buffer == NULL) @@ -1883,10 +1885,15 @@ iwm_nvm_init(struct iwm_softc *sc) nvm_sections[section].length = len; } free(nvm_buffer, M_DEVBUF); - if (error) - return error; + if (error == 0) + error = iwm_parse_nvm_sections(sc, nvm_sections); - return iwm_parse_nvm_sections(sc, nvm_sections); + for (i = 0; i < IWM_NVM_NUM_OF_SECTIONS; i++) { + if (nvm_sections[i].data != NULL) + free(nvm_sections[i].data, M_DEVBUF); + } + + return error; } /* @@ -5008,6 +5015,7 @@ iwm_detach_local(struct iwm_softc *sc, i ieee80211_ifdetach(&sc->sc_ic); /* Free descriptor rings */ + iwm_free_rx_ring(sc, &sc->rxq); for (i = 0; i < nitems(sc->txq); i++) iwm_free_tx_ring(sc, &sc->txq[i]); _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
