qla3xxx: bugfix: Add memory barrier before accessing rx completion.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
git-mirror · Oct 2, 2007 · b323e0e · b323e0e
1 parent 3146b39
commit b323e0e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
@@ -2248,6 +2248,7 @@ static int ql_tx_rx_clean(struct ql3_adapter *qdev,
 		qdev->rsp_consumer_index) && (work_done < work_to_do)) {
 
 		net_rsp = qdev->rsp_current;
+		rmb();
 		switch (net_rsp->opcode) {
 
 		case OPCODE_OB_MAC_IOCB_FN0: