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authorKinglong Mee <kinglongmee@gmail.com>2013-12-09 11:31:21 (GMT)
committerJ. Bruce Fields <bfields@redhat.com>2014-01-03 18:44:12 (GMT)
commita9f7b4a06c9704fa3cfe0b0601347e03289a7407 (patch)
tree271ac8b5e4b40e0b46cdc0634a5637081d33802d /fs/nfsd/nfs4xdr.c
parentb9b284df6c2013aeceb974055426f35e03ac43fc (diff)
downloadlinux-a9f7b4a06c9704fa3cfe0b0601347e03289a7407.tar.xz
nfsd: clean up an xdr reserved space calculation
We should use XDR_LEN to calculate reserved space in case the oid is not a multiple of 4. RESERVE_SPACE actually rounds up for us, but it's probably better to be careful here. Signed-off-by: Kinglong Mee <kinglongmee@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4xdr.c')
-rw-r--r--fs/nfsd/nfs4xdr.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 1dface0..dbd64a9 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3263,7 +3263,7 @@ nfsd4_do_encode_secinfo(struct nfsd4_compoundres *resp,
if (rpcauth_get_gssinfo(pf, &info) == 0) {
supported++;
- RESERVE_SPACE(4 + 4 + info.oid.len + 4 + 4);
+ RESERVE_SPACE(4 + 4 + XDR_LEN(info.oid.len) + 4 + 4);
WRITE32(RPC_AUTH_GSS);
WRITE32(info.oid.len);
WRITEMEM(info.oid.data, info.oid.len);