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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-01-13 14:15:50 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-13 12:06:29 -0800 |
| commit | 8a0eebf66e3b1deae036553ba641a9c2bdbae678 (patch) | |
| tree | 642d4367dd30a55f78244891479cc08f2983eb7e | |
| parent | 581548db3b3c0f6e25b500329eb02e3c72e7acbe (diff) | |
| download | linux-3.10-8a0eebf66e3b1deae036553ba641a9c2bdbae678.tar.gz linux-3.10-8a0eebf66e3b1deae036553ba641a9c2bdbae678.tar.bz2 linux-3.10-8a0eebf66e3b1deae036553ba641a9c2bdbae678.zip | |
NFS: Fix NFSv3 exclusive open semantics
Commit c0204fd2b8fe047b18b67e07e1bf2a03691240cd (NFS: Clean up
nfs4_proc_create()) broke NFSv3 exclusive open by removing the code
that passes the O_EXCL flag down to nfs3_proc_create(). This patch
reverts that offending hunk from the original commit.
Reported-by: Nick Bowler <nbowler@elliptictech.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@kernel.org [2.6.37]
Tested-by: Nick Bowler <nbowler@elliptictech.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | fs/nfs/dir.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 95b081bc9e2..64ee240f3c8 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1579,6 +1579,7 @@ static int nfs_create(struct inode *dir, struct dentry *dentry, int mode, { struct iattr attr; int error; + int open_flags = 0; dfprintk(VFS, "NFS: create(%s/%ld), %s\n", dir->i_sb->s_id, dir->i_ino, dentry->d_name.name); @@ -1586,7 +1587,10 @@ static int nfs_create(struct inode *dir, struct dentry *dentry, int mode, attr.ia_mode = mode; attr.ia_valid = ATTR_MODE; - error = NFS_PROTO(dir)->create(dir, dentry, &attr, 0, NULL); + if ((nd->flags & LOOKUP_CREATE) != 0) + open_flags = nd->intent.open.flags; + + error = NFS_PROTO(dir)->create(dir, dentry, &attr, open_flags, NULL); if (error != 0) goto out_err; return 0; |