Commit 2a598d2f authored by Sergei Antonov's avatar Sergei Antonov Committed by Zheng Zengkai
Browse files

net: moxa: pass pdev instead of ndev to DMA functions

stable inclusion
from stable-v5.10.138
commit 7d51385ae019e069f10fcc636c1716518ae2f3b4
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I60QFD

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=7d51385ae019e069f10fcc636c1716518ae2f3b4



--------------------------------

commit 3a12df22 upstream.

dma_map_single() calls fail in moxart_mac_setup_desc_ring() and
moxart_mac_start_xmit() which leads to an incessant output of this:

[   16.043925] moxart-ethernet 92000000.mac eth0: DMA mapping error
[   16.050957] moxart-ethernet 92000000.mac eth0: DMA mapping error
[   16.058229] moxart-ethernet 92000000.mac eth0: DMA mapping error

Passing pdev to DMA is a common approach among net drivers.

Fixes: 6c821bd9 ("net: Add MOXA ART SoCs ethernet driver")
Signed-off-by: default avatarSergei Antonov <saproj@gmail.com>
Suggested-by: default avatarAndrew Lunn <andrew@lunn.ch>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20220812171339.2271788-1-saproj@gmail.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
Reviewed-by: default avatarWei Li <liwei391@huawei.com>
parent 4e579c27
Loading
Loading
Loading
Loading
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Please to comment