kumquat-buildroot/boot/mv-ddr-marvell/0001-mv_ddr-mv_ddr4_training_leveling.c-uninitialized-var.patch
Baruch Siach d45784e889 boot/mv-ddr-marvell: fix build with GCC 8
Add upstream patch fixing a build warning that is considered as error.

Cc: Sergey Matyukevich <geomatsi@gmail.com>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2019-06-23 12:42:25 +02:00

32 lines
1.1 KiB
Diff

From 5867fcad6e88af3d843bfa831648d84a53732d57 Mon Sep 17 00:00:00 2001
From: Heinrich Schuchardt <xypron.glpk@gmx.de>
Date: Wed, 19 Dec 2018 17:17:13 +0100
Subject: [PATCH] mv_ddr: mv_ddr4_training_leveling.c: uninitialized variable
With GCC 8.2 uninitialized variables lead to a build error.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
---
Upstream status: commit 5867fcad6e8
mv_ddr4_training_leveling.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mv_ddr4_training_leveling.c b/mv_ddr4_training_leveling.c
index 144e21a03c01..cb95389f5466 100644
--- a/mv_ddr4_training_leveling.c
+++ b/mv_ddr4_training_leveling.c
@@ -368,7 +368,7 @@ static int mv_ddr4_dynamic_pb_wl_supp(u32 dev_num, enum mv_wl_supp_mode ecc_mode
u32 subphy_num = ddr3_tip_dev_attr_get(dev_num, MV_ATTR_OCTET_PER_INTERFACE);
u8 compare_result = 0;
u32 orig_phase;
- u32 rd_data, wr_data;
+ u32 rd_data, wr_data = 0;
u32 flag, step;
struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get();
u32 ecc_phy_access_id;
--
2.20.1