diff options
Diffstat (limited to 'fs/nfsd/nfsxdr.c')
-rw-r--r-- | fs/nfsd/nfsxdr.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfsd/nfsxdr.c b/fs/nfsd/nfsxdr.c index 59bd88a..de07ff6 100644 --- a/fs/nfsd/nfsxdr.c +++ b/fs/nfsd/nfsxdr.c @@ -302,6 +302,8 @@ nfssvc_decode_writeargs(struct svc_rqst *rqstp, __be32 *p, * bytes. */ hdr = (void*)p - head->iov_base; + if (hdr > head->iov_len) + return 0; dlen = head->iov_len + rqstp->rq_arg.page_len - hdr; /* |