New upstream version 17.11.3

[deb_dpdk.git] / drivers / net / sfc / sfc_flow.c

diff --git a/drivers/net/sfc/sfc_flow.c b/drivers/net/sfc/sfc_flow.c
index e770b98..fddc670 100644 (file)
--- a/drivers/net/sfc/sfc_flow.c
+++ b/drivers/net/sfc/sfc_flow.c
@@ -107,7 +107,6 @@ sfc_flow_parse_init(const struct rte_flow_item *item,
        const uint8_t *spec;
        const uint8_t *mask;
        const uint8_t *last;
-       uint8_t match;
        uint8_t supp;
        unsigned int i;
 
@@ -168,12 +167,11 @@ sfc_flow_parse_init(const struct rte_flow_item *item,
                return -rte_errno;
        }
 
-       /* Check that mask and spec not asks for more match than supp_mask */
+       /* Check that mask does not ask for more match than supp_mask */
        for (i = 0; i < size; i++) {
-               match = spec[i] | mask[i];
                supp = ((const uint8_t *)supp_mask)[i];
 
-               if ((match | supp) != supp) {
+               if (~supp & mask[i]) {
                        rte_flow_error_set(error, ENOTSUP,
                                           RTE_FLOW_ERROR_TYPE_ITEM, item,
                                           "Item's field is not supported");