From: <gregkh@linuxfoundation.org>
To: sgruszka@redhat.com, Larry.Finger@lwfinger.net,
alexander.levin@verizon.com, gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "staging: rtl8822be: fix wrong dma unmap len" has been added to the 4.14-stable tree
Date: Wed, 06 Dec 2017 18:26:54 +0100 [thread overview]
Message-ID: <151258121494131@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
staging: rtl8822be: fix wrong dma unmap len
to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
staging-rtl8822be-fix-wrong-dma-unmap-len.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From foo@baz Wed Dec 6 18:04:41 CET 2017
From: Stanislaw Gruszka <sgruszka@redhat.com>
Date: Mon, 23 Oct 2017 11:35:59 +0200
Subject: staging: rtl8822be: fix wrong dma unmap len
From: Stanislaw Gruszka <sgruszka@redhat.com>
[ 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>
---
drivers/staging/rtlwifi/rtl8822be/fw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- 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_p
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);
Patches currently in stable-queue which might be from sgruszka@redhat.com are
queue-4.14/staging-rtl8822be-fix-wrong-dma-unmap-len.patch
reply other threads:[~2017-12-06 17:27 UTC|newest]
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