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| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2017-10-23 11:35:59 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-12-10 13:40:39 +0100 |
| commit | a99611910dd745e940fc1a0cdab15aadf07c3e23 (patch) | |
| tree | d2917428e7178bd2a52a4eaa96f0138070f426f8 /drivers | |
| parent | 4bee9d1d1c54c8bf9ff8149ccacbaf398f524a37 (diff) | |
| download | linux-stable-a99611910dd745e940fc1a0cdab15aadf07c3e23.tar.gz linux-stable-a99611910dd745e940fc1a0cdab15aadf07c3e23.tar.bz2 linux-stable-a99611910dd745e940fc1a0cdab15aadf07c3e23.zip | |
staging: rtl8822be: fix wrong dma unmap len
[ Upstream commit c40a45a465e9eab72cfdd3ab69d15cf8ef8b89c8 ]
Patch fixes splat:
r8822be 0000:04:00.0: DMA-API: device driver frees DMA memory with different size
[device address=0x0000000078477000] [map size=4096 bytes] [unmap size=424 bytes]
<snip>
Call Trace:
debug_dma_unmap_page+0xa5/0xb0
? unmap_single+0x2f/0x40
_rtl8822be_send_bcn_or_cmd_packet+0x2c5/0x300 [r8822be]
? _rtl8822be_send_bcn_or_cmd_packet+0x2c5/0x300 [r8822be]
rtl8822b_halmac_cb_write_data_rsvd_page+0x51/0xc0 [r8822be]
_halmac_write_data_rsvd_page+0x22/0x30 [r8822be]
halmac_download_rsvd_page_88xx+0xee/0x1f0 [r8822be]
halmac_dlfw_to_mem_88xx+0x80/0x120 [r8822be]
halmac_download_firmware_88xx.part.47+0x477/0x600 [r8822be]
halmac_download_firmware_88xx+0x32/0x40 [r8822be]
rtl_halmac_dlfw+0x70/0x120 [r8822be]
rtl_halmac_init_hal+0x5f/0x1b0 [r8822be]
rtl8822be_hw_init+0x8a2/0x1040 [r8822be]
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/rtlwifi/rtl8822be/fw.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/staging/rtlwifi/rtl8822be/fw.c b/drivers/staging/rtlwifi/rtl8822be/fw.c index 8e24da16752c..a2cc54866e79 100644 --- a/drivers/staging/rtlwifi/rtl8822be/fw.c +++ b/drivers/staging/rtlwifi/rtl8822be/fw.c @@ -419,7 +419,7 @@ static bool _rtl8822be_send_bcn_or_cmd_packet(struct ieee80211_hw *hw, dma_addr = rtlpriv->cfg->ops->get_desc( hw, (u8 *)pbd_desc, true, HW_DESC_TXBUFF_ADDR); - pci_unmap_single(rtlpci->pdev, dma_addr, skb->len, + pci_unmap_single(rtlpci->pdev, dma_addr, pskb->len, PCI_DMA_TODEVICE); kfree_skb(pskb); |