NFSD: Prevent NULL dereference in nfsd4_process_cb_update()

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@ses is initialized to NULL. If __nfsd4_find_backchannel() finds no
available backchannel session, setup_callback_client() will try to
dereference @ses and segfault.

Fixes: dcbeaa68db ("nfsd4: allow backchannel recovery")
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

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Chuck Lever 2024-10-17 11:03:53 -04:00

parent da4f777e62

commit 1e02c641c3

1 changed files with 2 additions and 0 deletions

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fs/nfsd/nfs4callback.c

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