net: dsa: qca8k: Add check for skb_copy

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[ Upstream commit 87355b7c3d ]

Add check for the return value of skb_copy in order to avoid NULL pointer
dereference.

Fixes: 2cd5485663 ("net: dsa: qca8k: add support for phy read/write with mgmt Ethernet")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Jiasheng Jiang 2023-07-10 09:39:07 +08:00 • committed by Greg Kroah-Hartman

parent a7902cc5f5

commit 06a87ac14d

1 changed files with 3 additions and 0 deletions

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drivers/net/dsa/qca/qca8k-8xxx.c

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