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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-04-18 16:29:11 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-04-19 13:23:09 -0400 |
| commit | 451146be933e26e21277852b5e40c6a52266ef96 (patch) | |
| tree | 207795769b9e1b18952f67fda9db5c7259fb9d63 /fs/nfs/dir.c | |
| parent | 55725513b5ef9d462aa3e18527658a0362aaae83 (diff) | |
| download | lwn-451146be933e26e21277852b5e40c6a52266ef96.tar.gz lwn-451146be933e26e21277852b5e40c6a52266ef96.zip | |
NFSv4: Fix open(O_TRUNC) and ftruncate() error handling
If the file wasn't opened for writing, then truncate and ftruncate
need to report the appropriate errors.
Reported-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/nfs/dir.c')
| -rw-r--r-- | fs/nfs/dir.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 4aaf0316d76a..8789210c6905 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1429,7 +1429,7 @@ static struct dentry *nfs_atomic_lookup(struct inode *dir, struct dentry *dentry } open_flags = nd->intent.open.flags; - attr.ia_valid = 0; + attr.ia_valid = ATTR_OPEN; ctx = create_nfs_open_context(dentry, open_flags); res = ERR_CAST(ctx); @@ -1536,7 +1536,7 @@ static int nfs_open_revalidate(struct dentry *dentry, struct nameidata *nd) if (IS_ERR(ctx)) goto out; - attr.ia_valid = 0; + attr.ia_valid = ATTR_OPEN; if (openflags & O_TRUNC) { attr.ia_valid |= ATTR_SIZE; attr.ia_size = 0; |