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| author |   Jeff Layton <jlayton@kernel.org> | 2025-01-25 20:13:18 -0500 |
|---|---|---|
| committer |   Chuck Lever <chuck.lever@oracle.com> | 2025-02-02 11:31:58 -0500 |
| commit | b9382e29ca538b879645899ce45d652a304e2ed2 (patch) | |
| tree | 3aabf6706ea6d5273e62d779444ad4c89a113934 /scripts/generate_rust_analyzer.py | |
| parent | nfsd: clear acl_access/acl_default after releasing them (diff) | |
| download | linux-rng-b9382e29ca538b879645899ce45d652a304e2ed2.tar.xz linux-rng-b9382e29ca538b879645899ce45d652a304e2ed2.zip | |
nfsd: validate the nfsd_serv pointer before calling svc_wake_up
nfsd_file_dispose_list_delayed can be called from the filecache
laundrette, which is shut down after the nfsd threads are shut down and
the nfsd_serv pointer is cleared. If nn->nfsd_serv is NULL then there
are no threads to wake.
Ensure that the nn->nfsd_serv pointer is non-NULL before calling
svc_wake_up in nfsd_file_dispose_list_delayed. This is safe since the
svc_serv is not freed until after the filecache laundrette is cancelled.
Reported-by: Salvatore Bonaccorso <carnil@debian.org>
Closes: https://bugs.debian.org/1093734
Fixes: ffb402596147 ("nfsd: Don't leave work of closing files to a work queue")
Cc: stable@vger.kernel.org
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Diffstat (limited to 'scripts/generate_rust_analyzer.py')
0 files changed, 0 insertions, 0 deletions