kernfs: Acquire kernfs_rwsem in kernfs_node_dentry().

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kernfs_node_dentry() passes kernfs_node::name to
lookup_positive_unlocked().

Acquire kernfs_root::kernfs_rwsem to ensure the node is not renamed
during the operation.

Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Link: https://lore.kernel.org/r/20250213145023.2820193-4-bigeasy@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Sebastian Andrzej Siewior 2025-02-13 15:50:20 +01:00 • committed by Greg Kroah-Hartman

parent 122ab92dee

commit 5b2fabf7fe

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fs/kernfs/mount.c

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