bnx2x: do not return negative number of received packages

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 519e207..e01539c 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -1546,7 +1546,7 @@
 						    len, cqe, comp_ring_cons);
 #ifdef BNX2X_STOP_ON_ERROR
 					if (bp->panic)
-						return -EINVAL;
+						return 0;
 #endif
 
 					bnx2x_update_sge_prod(fp,