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brcmfmac: Increase max buffer size for receiving control message from dongle 

The max buffer size for receiving control message from dongle needs to be
increased considering possible block padding. Otherwise some big control
message can't be received due to buffer overrun check.

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Daniel Kim <dekim@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Daniel Kim 2014-05-27 12:56:26 +02:00 committed by John W. Linville
parent 6833965c46
commit 7dd3abc14f
1 changed files with 5 additions and 4 deletions
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9
drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c
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@ -4086,8 +4086,13 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
goto fail;
}
/* Query the F2 block size, set roundup accordingly */
bus->blocksize = bus->sdiodev->func[2]->cur_blksize;
bus->roundup = min(max_roundup, bus->blocksize);
/* Allocate buffers */
if (bus->sdiodev->bus_if->maxctl) {
bus->sdiodev->bus_if->maxctl += bus->roundup;
bus->rxblen =
roundup((bus->sdiodev->bus_if->maxctl + SDPCM_HDRLEN),
ALIGNMENT) + bus->head_align;
@ -4115,10 +4120,6 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
bus->idletime = BRCMF_IDLE_INTERVAL;
bus->idleclock = BRCMF_IDLE_ACTIVE;
/* Query the F2 block size, set roundup accordingly */
bus->blocksize = bus->sdiodev->func[2]->cur_blksize;
bus->roundup = min(max_roundup, bus->blocksize);
/* SR state */
bus->sleeping = false;
bus->sr_enabled = false;