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-rw-r--r--net/can/af_can.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/net/can/af_can.h b/net/can/af_can.h
index 6de58b40535c..fca0fe9fc45a 100644
--- a/net/can/af_can.h
+++ b/net/can/af_can.h
@@ -59,12 +59,17 @@ struct receiver {
char *ident;
};
-enum { RX_ERR, RX_ALL, RX_FIL, RX_INV, RX_EFF, RX_MAX };
+#define CAN_SFF_RCV_ARRAY_SZ (1 << CAN_SFF_ID_BITS)
+#define CAN_EFF_RCV_HASH_BITS 10
+#define CAN_EFF_RCV_ARRAY_SZ (1 << CAN_EFF_RCV_HASH_BITS)
+
+enum { RX_ERR, RX_ALL, RX_FIL, RX_INV, RX_MAX };
/* per device receive filters linked at dev->ml_priv */
struct dev_rcv_lists {
struct hlist_head rx[RX_MAX];
- struct hlist_head rx_sff[0x800];
+ struct hlist_head rx_sff[CAN_SFF_RCV_ARRAY_SZ];
+ struct hlist_head rx_eff[CAN_EFF_RCV_ARRAY_SZ];
int remove_on_zero_entries;
int entries;
};