summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/qlogic/qed
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-09-25 11:16:54 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-09-25 11:16:54 +0200
commitea2c1f2fff9e8c48d5dc0877a803edf916b1cfcf (patch)
treeea0f5ba14a51d6e7f8160c63bbd84a4e0f18b1a9 /drivers/net/ethernet/qlogic/qed
parent362f34fba309536598a02bc0541ccaeae2bc9052 (diff)
parentb0d8acc711981d712a59ee20b073cbc52a4109c5 (diff)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed')
-rw-r--r--drivers/net/ethernet/qlogic/qed/qed_debug.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c
index 9c3d3dd2f847..1f0cea3cae92 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_debug.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c
@@ -4462,10 +4462,11 @@ static enum dbg_status qed_protection_override_dump(struct qed_hwfn *p_hwfn,
goto out;
}
- /* Add override window info to buffer */
+ /* Add override window info to buffer, preventing buffer overflow */
override_window_dwords =
- qed_rd(p_hwfn, p_ptt, GRC_REG_NUMBER_VALID_OVERRIDE_WINDOW) *
- PROTECTION_OVERRIDE_ELEMENT_DWORDS;
+ min(qed_rd(p_hwfn, p_ptt, GRC_REG_NUMBER_VALID_OVERRIDE_WINDOW) *
+ PROTECTION_OVERRIDE_ELEMENT_DWORDS,
+ PROTECTION_OVERRIDE_DEPTH_DWORDS);
if (override_window_dwords) {
addr = BYTES_TO_DWORDS(GRC_REG_PROTECTION_OVERRIDE_WINDOW);
offset += qed_grc_dump_addr_range(p_hwfn,