Module Name: src Committed By: mlelstv Date: Wed Sep 25 16:21:14 UTC 2019
Modified Files: src/sys/dev/sdmmc: if_bwfm_sdio.c Log Message: Use correct function to verify if a task has been queued. Avoids race that can corrupt the task queue. To generate a diff of this commit: cvs rdiff -u -r1.5 -r1.6 src/sys/dev/sdmmc/if_bwfm_sdio.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/dev/sdmmc/if_bwfm_sdio.c diff -u src/sys/dev/sdmmc/if_bwfm_sdio.c:1.5 src/sys/dev/sdmmc/if_bwfm_sdio.c:1.6 --- src/sys/dev/sdmmc/if_bwfm_sdio.c:1.5 Fri Sep 13 11:21:03 2019 +++ src/sys/dev/sdmmc/if_bwfm_sdio.c Wed Sep 25 16:21:14 2019 @@ -1,4 +1,4 @@ -/* $NetBSD: if_bwfm_sdio.c,v 1.5 2019/09/13 11:21:03 mlelstv Exp $ */ +/* $NetBSD: if_bwfm_sdio.c,v 1.6 2019/09/25 16:21:14 mlelstv Exp $ */ /* $OpenBSD: if_bwfm_sdio.c,v 1.1 2017/10/11 17:19:50 patrick Exp $ */ /* * Copyright (c) 2010-2016 Broadcom Corporation @@ -1267,10 +1267,9 @@ bwfm_sdio_intr(void *v) DPRINTF(("%s: sdio_intr\n", DEVNAME(sc))); mutex_enter(&sc->sc_intr_lock); - if (!sc->sc_task_queued) { - sc->sc_task_queued = true; + if (!sdmmc_task_pending(&sc->sc_task)) sdmmc_add_task(sc->sc_sf[1]->sc, &sc->sc_task); - } + sc->sc_task_queued = true; mutex_exit(&sc->sc_intr_lock); return 1; }