bnx2x: do not return negative number of received packages

Signed-off-by: NStanislaw Gruszka <sgruszka@redhat.com>
Acked-by: NEilon Greenstein <eilong@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bnx2x_main.c

@@ -1546,7 +1546,7 @@ static int bnx2x_rx_int(struct bnx2x_fastpath *fp, int budget)
 						    len, cqe, comp_ring_cons);
 #ifdef BNX2X_STOP_ON_ERROR
 					if (bp->panic)
-						return -EINVAL;
+						return 0;
 #endif
 
 					bnx2x_update_sge_prod(fp,