diff options
author | John W. Linville <linville@tuxdriver.com> | 2012-01-04 11:37:30 -0500 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-01-04 11:37:30 -0500 |
commit | d8f46ff11081f03b09efe82245a3257bab6bf60e (patch) | |
tree | fe47a5fe5ef62920ee3e1ffe5a2fd7a29918c6b0 /drivers/net/wireless/b43 | |
parent | 405cc2736527bd506fd8f652308b03b2c8a1e8b9 (diff) | |
parent | b015dbc0f95eef34819515bd403a62569bca23df (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
Diffstat (limited to 'drivers/net/wireless/b43')
-rw-r--r-- | drivers/net/wireless/b43/pio.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c index fcff923b3c1..279a53eae4c 100644 --- a/drivers/net/wireless/b43/pio.c +++ b/drivers/net/wireless/b43/pio.c @@ -617,9 +617,19 @@ static bool pio_rx_frame(struct b43_pio_rxqueue *q) const char *err_msg = NULL; struct b43_rxhdr_fw4 *rxhdr = (struct b43_rxhdr_fw4 *)wl->pio_scratchspace; + size_t rxhdr_size = sizeof(*rxhdr); BUILD_BUG_ON(sizeof(wl->pio_scratchspace) < sizeof(*rxhdr)); - memset(rxhdr, 0, sizeof(*rxhdr)); + switch (dev->fw.hdr_format) { + case B43_FW_HDR_410: + case B43_FW_HDR_351: + rxhdr_size -= sizeof(rxhdr->format_598) - + sizeof(rxhdr->format_351); + break; + case B43_FW_HDR_598: + break; + } + memset(rxhdr, 0, rxhdr_size); /* Check if we have data and wait for it to get ready. */ if (q->rev >= 8) { @@ -657,11 +667,11 @@ data_ready: /* Get the preamble (RX header) */ if (q->rev >= 8) { - b43_block_read(dev, rxhdr, sizeof(*rxhdr), + b43_block_read(dev, rxhdr, rxhdr_size, q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); } else { - b43_block_read(dev, rxhdr, sizeof(*rxhdr), + b43_block_read(dev, rxhdr, rxhdr_size, q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); } |