net: dsa: yt921x: Check lock status with lockdep_assert_held_once()

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mutex_is_locked() was used to check the lock status. While it should not
be triggered unless a bug is introduced, it does not warn on lock being
held by another thread. Fix it with lockdep helpers.

Fixes: 186623f4aa ("net: dsa: yt921x: Add support for Motorcomm YT921x")
Signed-off-by: David Yang <mmyangfl@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20260831044818.4103477-2-mmyangfl@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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David Yang 2026-08-31 12:38:54 +08:00 • committed by Jakub Kicinski

parent 3498acda6b

commit b1950d0426

1 changed files with 2 additions and 2 deletions

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drivers/net/dsa/yt921x.c

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