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linux-stable-mirror/drivers/net/pcs
Jack Ping CHNG 6547f890bd net: pcs: xpcs: mask readl() return value to 16 bits
[ Upstream commit 2b0ba7b5b0 ]

readl() returns 32-bit value but Clause 22/45 registers are 16-bit wide.
Masking with 0xFFFF avoids using garbage upper bits.

Signed-off-by: Jack Ping CHNG <jchng@maxlinear.com>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Link: https://patch.msgid.link/20250716030349.3796806-1-jchng@maxlinear.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2025-08-20 18:30:30 +02:00
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