Tx on SH-R can lockup if the packet size is less than 32 bytes.
Pad such packets to a safer 36-byte size.
Patch uses the Lancer-R workaround - which checks for packet <= 32-bytes
Signed-off-by: Ajit Khaparde <ajit.khaparde@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
unsigned int eth_hdr_len;
struct iphdr *ip;
- /* Lancer ASIC has a bug wherein packets that are 32 bytes or less
+ /* Lancer, SH-R ASICs have a bug wherein Packets that are 32 bytes or less
* may cause a transmit stall on that port. So the work-around is to
- * pad such packets to a 36-byte length.
+ * pad short packets (<= 32 bytes) to a 36-byte length.
*/
- if (unlikely(lancer_chip(adapter) && skb->len <= 32)) {
+ if (unlikely(!BEx_chip(adapter) && skb->len <= 32)) {
if (skb_padto(skb, 36))
goto tx_drop;
skb->len = 36;