FEX-Emu/linux
1
0
Fork 0
mirror of https://github.com/FEX-Emu/linux.git synced 2025-01-05 00:41:23 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

staging: rtl8822be: fix wrong dma unmap len

Browse Source 
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>
This commit is contained in:
Stanislaw Gruszka 2017-10-23 11:35:59 +02:00 committed by Greg Kroah-Hartman
parent f3c3a0b66a
commit c40a45a465
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/staging/rtlwifi/rtl8822be/fw.c
View File

@ -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);