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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-10-10 09:52:49 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-10-10 09:52:49 -0700 |
| commit | 5870963f6c0e2dc7f3330c6cfdbda6b81bfdd3a5 (patch) | |
| tree | 6fe3732f1f1a1e40d51c251f3ea114463b5dee18 /fs | |
| parent | 825ec756afeeb082395ac6430e7b07e3a9997665 (diff) | |
| parent | c88c150a467fcb670a1608e2272beeee3e86df6e (diff) | |
| download | lwn-5870963f6c0e2dc7f3330c6cfdbda6b81bfdd3a5.tar.gz lwn-5870963f6c0e2dc7f3330c6cfdbda6b81bfdd3a5.zip | |
Merge tag 'nfsd-6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux
Pull nfsd fixes from Chuck Lever:
- Fix NFSD bring-up / shutdown
- Fix a UAF when releasing a stateid
* tag 'nfsd-6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux:
nfsd: fix possible badness in FREE_STATEID
nfsd: nfsd_destroy_serv() must call svc_destroy() even if nfsd_startup_net() failed
NFSD: Mark filecache "down" if init fails
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfsd/filecache.c | 4 | ||||
| -rw-r--r-- | fs/nfsd/nfs4state.c | 1 | ||||
| -rw-r--r-- | fs/nfsd/nfssvc.c | 6 |
3 files changed, 7 insertions, 4 deletions
diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c index ea1ca374cdab..313568a341cf 100644 --- a/fs/nfsd/filecache.c +++ b/fs/nfsd/filecache.c @@ -751,7 +751,7 @@ nfsd_file_cache_init(void) ret = rhltable_init(&nfsd_file_rhltable, &nfsd_file_rhash_params); if (ret) - return ret; + goto out; ret = -ENOMEM; nfsd_file_slab = KMEM_CACHE(nfsd_file, 0); @@ -803,6 +803,8 @@ nfsd_file_cache_init(void) INIT_DELAYED_WORK(&nfsd_filecache_laundrette, nfsd_file_gc_worker); out: + if (ret) + clear_bit(NFSD_FILE_CACHE_UP, &nfsd_file_flags); return ret; out_notifier: lease_unregister_notifier(&nfsd_file_lease_notifier); diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index ac1859c7cc9d..56b261608af4 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -7154,6 +7154,7 @@ nfsd4_free_stateid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, switch (s->sc_type) { case SC_TYPE_DELEG: if (s->sc_status & SC_STATUS_REVOKED) { + s->sc_status |= SC_STATUS_CLOSED; spin_unlock(&s->sc_lock); dp = delegstateid(s); list_del_init(&dp->dl_recall_lru); diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c index e236135ddc63..89e9e0599c1a 100644 --- a/fs/nfsd/nfssvc.c +++ b/fs/nfsd/nfssvc.c @@ -434,6 +434,9 @@ static void nfsd_shutdown_net(struct net *net) { struct nfsd_net *nn = net_generic(net, nfsd_net_id); + if (!nn->nfsd_net_up) + return; + nfsd_export_flush(net); nfs4_state_shutdown_net(net); nfsd_reply_cache_shutdown(nn); nfsd_file_cache_shutdown_net(net); @@ -549,11 +552,8 @@ void nfsd_destroy_serv(struct net *net) * other initialization has been done except the rpcb information. */ svc_rpcb_cleanup(serv, net); - if (!nn->nfsd_net_up) - return; nfsd_shutdown_net(net); - nfsd_export_flush(net); svc_destroy(&serv); } |