diff options
| author | Hante Meuleman <meuleman@broadcom.com> | 2012-11-14 18:46:19 -0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-11-16 14:29:00 -0500 |
| commit | 2def5c10d2f8f81c8089b2c1b63fdc278e7d86f0 (patch) | |
| tree | 598428a6153ef0b21b7b85849f60fb380ecc013a /drivers/net/wireless/brcm80211/brcmfmac | |
| parent | 37ac5780e08e4e3ce67e8355e52d71324e9c11cd (diff) | |
| download | linux-2def5c10d2f8f81c8089b2c1b63fdc278e7d86f0.tar.bz2 | |
brcmfmac: sdio unload fix.
on sdio remove the bus_if should be configured for close, so
new data from higher layers will be blocked. Also the access
to bus_if in the watchdog should be checked for null pointer
access on sdio remove.
Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211/brcmfmac')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c index 1aec4342875d..b924ed7d3e01 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh.c @@ -535,6 +535,8 @@ EXPORT_SYMBOL(brcmf_sdio_probe); int brcmf_sdio_remove(struct brcmf_sdio_dev *sdiodev) { + sdiodev->bus_if->state = BRCMF_BUS_DOWN; + if (sdiodev->bus) { brcmf_sdbrcm_disconnect(sdiodev->bus); sdiodev->bus = NULL; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 40a37ac04970..45725454714d 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -3576,7 +3576,7 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) } #ifdef DEBUG /* Poll for console output periodically */ - if (bus_if->state == BRCMF_BUS_DATA && + if (bus_if && bus_if->state == BRCMF_BUS_DATA && bus->console_interval != 0) { bus->console.count += BRCMF_WD_POLL_MS; if (bus->console.count >= bus->console_interval) { |