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21fc6a2a10
freebsd-skq/sys/fs/nfsclient
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Rick Macklem f6fec55fe3 nfscl: add check for NULL clp and forced dismounts to nfscl_delegreturnvp() 
Commit aad780464f added a function called nfscl_delegreturnvp()
to return delegations during the NFS VOP_RECLAIM().
The function erroneously assumed that nm_clp would
be non-NULL. It will be NULL for NFSV4.0 mounts until
a regular file is opened. It will also be NULL during
vflush() in nfs_unmount() for a forced dismount.

This patch adds a check for clp == NULL to fix this.

Also, since it makes no sense to call nfscl_delegreturnvp()
during a forced dismount, the patch adds a check for that
case and does not do the call during forced dismounts.

PR:	255436
Reported by:	ish@amail.plala.or.jp
MFC after:	2 weeks
2021-04-27 17:30:16 -07:00
..
nfs_clbio.c nfsclient: add nfs node locking around uses of n_direofoffset 2021-02-28 14:53:54 -08:00
nfs_clcomsubs.c fs: clean up empty lines in .c and .h files 2020-09-01 21:18:40 +00:00
nfs_clkdtrace.c fs: clean up empty lines in .c and .h files 2020-09-01 21:18:40 +00:00
nfs_clkrpc.c fs: clean up empty lines in .c and .h files 2020-09-01 21:18:40 +00:00
nfs_clnfsiod.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
nfs_clnode.c nfscl: add check for NULL clp and forced dismounts to nfscl_delegreturnvp() 2021-04-27 17:30:16 -07:00
nfs_clport.c Enforce net epoch in in6_selectsrc(). 2021-02-15 22:33:12 +00:00
nfs_clrpcops.c nfsv4 client: do the BindConnectionToSession as required 2021-04-11 14:34:57 -07:00
nfs_clstate.c nfscl: add check for NULL clp and forced dismounts to nfscl_delegreturnvp() 2021-04-27 17:30:16 -07:00
nfs_clsubs.c nfsclient: add nfs node locking around uses of n_direofoffset 2021-02-28 14:53:54 -08:00
nfs_clvfsops.c nfs client: depend on xdr 2021-04-13 18:04:43 +03:00
nfs_clvnops.c nfsclient: add nfs node locking around uses of n_direofoffset 2021-02-28 14:53:54 -08:00
nfs_kdtrace.h fs: clean up empty lines in .c and .h files 2020-09-01 21:18:40 +00:00
nfs.h Remove "struct ucred*" argument from vtruncbuf 2019-05-24 20:27:50 +00:00
nfsmount.h Add a new "tlscertname" NFS mount option. 2020-12-23 13:42:55 -08:00
nfsnode.h Fix interface between nfsclient and vnode pager. 2019-10-22 16:17:38 +00:00
nlminfo.h