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| author | Andy Adamson <andros@citi.umich.edu> | 2006-01-18 17:43:17 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-18 19:20:24 -0800 |
| commit | a6f6ef2f1d7329111fcad7db48fb7adba5062d0a (patch) | |
| tree | 7fd08104892870699c8f191e2e23b753b5b119d5 /fs/nfsd/nfs4state.c | |
| parent | 1918e341383ab787d6c5b17200f4ed901b10c777 (diff) | |
| download | linux-a6f6ef2f1d7329111fcad7db48fb7adba5062d0a.tar.bz2 | |
[PATCH] nfsd4: misc lock fixes
Logic fixes for LOCK and UNLOCK.
- Move the permission check on the current file handle outside of
nfs4_lock_state()
- remove the file manager fl_release_private calls; fl_ops is not set.
Signed-off-by: Andy Adamson <andros@citi.umich.edu>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/nfsd/nfs4state.c')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 6bbefd06f10d..3d4a2ec97caa 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2700,6 +2700,11 @@ nfsd4_lock(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock if (check_lock_length(lock->lk_offset, lock->lk_length)) return nfserr_inval; + if ((status = fh_verify(rqstp, current_fh, S_IFREG, MAY_LOCK))) { + dprintk("NFSD: nfsd4_lock: permission denied!\n"); + return status; + } + nfs4_lock_state(); if (lock->lk_is_new) { @@ -2757,11 +2762,6 @@ nfsd4_lock(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock /* lock->lk_stateowner and lock_stp have been created or found */ filp = lock_stp->st_vfs_file; - if ((status = fh_verify(rqstp, current_fh, S_IFREG, MAY_LOCK))) { - dprintk("NFSD: nfsd4_lock: permission denied!\n"); - goto out; - } - status = nfserr_grace; if (nfs4_in_grace() && !lock->lk_reclaim) goto out; @@ -2802,8 +2802,6 @@ nfsd4_lock(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock */ status = posix_lock_file(filp, &file_lock); - if (file_lock.fl_ops && file_lock.fl_ops->fl_release_private) - file_lock.fl_ops->fl_release_private(&file_lock); dprintk("NFSD: nfsd4_lock: posix_lock_file status %d\n",status); switch (-status) { case 0: /* success! */ @@ -2977,8 +2975,6 @@ nfsd4_locku(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_lock * Try to unlock the file in the VFS. */ status = posix_lock_file(filp, &file_lock); - if (file_lock.fl_ops && file_lock.fl_ops->fl_release_private) - file_lock.fl_ops->fl_release_private(&file_lock); if (status) { dprintk("NFSD: nfs4_locku: posix_lock_file failed!\n"); goto out_nfserr; |