diff options
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4xdr.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index 1a468bbd330f..f35a94a04026 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -1805,19 +1805,23 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp, goto out_nfserr; } } - if ((buflen -= 16) < 0) - goto out_resource; - if (unlikely(bmval2)) { + if (bmval2) { + if ((buflen -= 16) < 0) + goto out_resource; WRITE32(3); WRITE32(bmval0); WRITE32(bmval1); WRITE32(bmval2); - } else if (likely(bmval1)) { + } else if (bmval1) { + if ((buflen -= 12) < 0) + goto out_resource; WRITE32(2); WRITE32(bmval0); WRITE32(bmval1); } else { + if ((buflen -= 8) < 0) + goto out_resource; WRITE32(1); WRITE32(bmval0); } @@ -1828,15 +1832,17 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp, u32 word1 = nfsd_suppattrs1(minorversion); u32 word2 = nfsd_suppattrs2(minorversion); - if ((buflen -= 12) < 0) - goto out_resource; if (!aclsupport) word0 &= ~FATTR4_WORD0_ACL; if (!word2) { + if ((buflen -= 12) < 0) + goto out_resource; WRITE32(2); WRITE32(word0); WRITE32(word1); } else { + if ((buflen -= 16) < 0) + goto out_resource; WRITE32(3); WRITE32(word0); WRITE32(word1); |