From: Ram Amrani <ram.amr...@cavium.com>

When configuring the doorbell DPI address, driver aligns the start
address to 4KB [HW-pages] instead of host PAGE_SIZE.
As a result, RoCE applications might receive addresses which are
unaligned to pages [when PAGE_SIZE > 4KB], which is a security risk.

Fixes: 51ff17251c9c ("qed: Add support for RoCE hw init")
Signed-off-by: Ram Amrani <ram.amr...@cavium.com>
Signed-off-by: Yuval Mintz <yuval.mi...@cavium.com>
---
 drivers/net/ethernet/qlogic/qed/qed_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c 
b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index bb70522..463927f 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -1370,7 +1370,7 @@ enum QED_ROCE_EDPM_MODE {
                                                   NULL) +
                       qed_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_ETH,
                                                   NULL);
-       norm_regsize = roundup(QED_PF_DEMS_SIZE * non_pwm_conn, 4096);
+       norm_regsize = roundup(QED_PF_DEMS_SIZE * non_pwm_conn, PAGE_SIZE);
        min_addr_reg1 = norm_regsize / 4096;
        pwm_regsize = db_bar_size - norm_regsize;
 
-- 
1.9.3

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