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| author | J. Bruce Fields <bfields@citi.umich.edu> | 2009-09-04 14:40:36 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-09-04 15:48:00 -0400 |
| commit | aed100fafb90aaabe8fb31e58af9dc7e68696507 (patch) | |
| tree | 2567f2aa9f0bac26910e6d2910fbdd044a5ab8e2 /fs/nfsd | |
| parent | 8177e6d6dfb9cd03d9bdeb647c32161f8f58f686 (diff) | |
| download | linux-aed100fafb90aaabe8fb31e58af9dc7e68696507.tar.bz2 | |
nfsd: fix leak on error in nfsv3 readdir
Note the !dchild->d_inode case can leak the filehandle.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs3xdr.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c index f16184a39941..edf926e1062f 100644 --- a/fs/nfsd/nfs3xdr.c +++ b/fs/nfsd/nfs3xdr.c @@ -825,7 +825,6 @@ compose_entry_fh(struct nfsd3_readdirres *cd, struct svc_fh *fhp, dparent = cd->fh.fh_dentry; exp = cd->fh.fh_export; - fh_init(fhp, NFS3_FHSIZE); if (isdotent(name, namlen)) { if (namlen == 2) { dchild = dget_parent(dparent); @@ -859,15 +858,17 @@ __be32 *encode_entryplus_baggage(struct nfsd3_readdirres *cd, __be32 *p, const c struct svc_fh fh; int err; + fh_init(&fh, NFS3_FHSIZE); err = compose_entry_fh(cd, &fh, name, namlen); if (err) { *p++ = 0; *p++ = 0; - return p; + goto out; } p = encode_post_op_attr(cd->rqstp, p, &fh); *p++ = xdr_one; /* yes, a file handle follows */ p = encode_fh(p, &fh); +out: fh_put(&fh); return p; } |