[CIFS] Do not zero non-existent iovec in SendReceive response processing.

Could cause memory leak in some readpaths depending on what junk followed it in the stack.

Signed-off-by: Steve French <sfrench@us.ibm.com>
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 7b98792..b12cb8a 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -498,7 +498,6 @@
 			else
 				*pRespBufType = CIFS_SMALL_BUFFER;
 			iov[0].iov_len = receive_len + 4;
-			iov[1].iov_len = 0;
 
 			dump_smb(midQ->resp_buf, 80);
 			/* convert the length into a more usable form */