ethdev: fix size of flow type mask array

It wrongly calculates the size of the flow type mask array. The fix
is to align the flow type maximum index ID with the number of
element bit width, and then divide the number of element bit width.

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
Acked-by: Jingjing Wu <jingjing.wu@intel.com>

diff --git a/lib/librte_ether/rte_eth_ctrl.h b/lib/librte_ether/rte_eth_ctrl.h
index b2348141e1d4d0ec3d976240be719a387be67215..ae950e9d05491e3350b0a7aae614318f87595415 100644 (file)
--- a/lib/librte_ether/rte_eth_ctrl.h
+++ b/lib/librte_ether/rte_eth_ctrl.h
@@ -501,6 +501,10 @@ enum rte_fdir_mode {
        RTE_FDIR_MODE_PERFECT,       /**< Enable FDIR perfect filter mode. */
 };
 
+#define UINT32_BIT (CHAR_BIT * sizeof(uint32_t))
+#define RTE_FLOW_MASK_ARRAY_SIZE \
+(RTE_ALIGN(RTE_ETH_FLOW_TYPE_MAX, UINT32_BIT)/UINT32_BIT)
+
 /**
  * A structure used to get the information of flow director filter.
  * It supports RTE_ETH_FILTER_FDIR with RTE_ETH_FILTER_INFO operation.
@@ -516,7 +520,7 @@ struct rte_eth_fdir_info {
        uint32_t guarant_spc; /**< Guaranteed spaces.*/
        uint32_t best_spc; /**< Best effort spaces.*/
        /** Bit mask for every supported flow type. */
-       uint32_t flow_types_mask[RTE_ETH_FLOW_TYPE_MAX / sizeof(uint32_t)];
+       uint32_t flow_types_mask[RTE_FLOW_MASK_ARRAY_SIZE];
        uint32_t max_flexpayload; /**< Total flex payload in bytes. */
        /** Flexible payload unit in bytes. Size and alignments of all flex
            payload segments should be multiplies of this value. */
@@ -581,7 +585,6 @@ enum rte_eth_hash_function {
        RTE_ETH_HASH_FUNCTION_MAX,
 };
 
-#define UINT32_BIT (CHAR_BIT * sizeof(uint32_t))
 #define RTE_SYM_HASH_MASK_ARRAY_SIZE \
        (RTE_ALIGN(RTE_ETH_FLOW_TYPE_MAX, UINT32_BIT)/UINT32_BIT)
 /**