Message ID | 20201211172521.5567-13-trondmy@kernel.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | Fixes for the NFSv4.2 READ_PLUS operation | expand |
diff --git a/fs/nfs/nfs42xdr.c b/fs/nfs/nfs42xdr.c index f9faa131a4f5..6ba2a28e7e03 100644 --- a/fs/nfs/nfs42xdr.c +++ b/fs/nfs/nfs42xdr.c @@ -1080,6 +1080,12 @@ static int decode_read_plus_hole(struct xdr_stream *xdr, } length -= args->offset + res->count - offset; } + if (length + res->count > args->count) { + *eof = 0; + if (unlikely(res->count >= args->count)) + return 1; + length = args->count - res->count; + } recvd = xdr_expand_hole(xdr, res->count, length); res->count += recvd;