9p: don't allow delegations to be set on directories

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With the advent of directory leases, it's necessary to set the
->setlease() handler in directory file_operations to properly deny them.

Fixes: e6d28ebc17 ("filelock: push the S_ISREG check down to ->setlease handlers")
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Link: https://patch.msgid.link/20260107-setlease-6-19-v1-3-85f034abcc57@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>

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Jeff Layton 2026-01-07 09:20:11 -05:00 • committed by Christian Brauner

parent b9a9be4d35

commit 5d65a70bd0

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fs/9p/vfs_dir.c

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