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From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
Date: Tue, 31 Jul 2018 09:21:57 -0500
Subject: net/mlx5e: Fix uninitialized variable
Patch-mainline: v4.19-rc1
Git-commit: 96d395020e87607b3454edc2f49a03ddcfbef986
References: bsc#1103990 FATE#326006

There is a potential execution path in which variable *err* is returned
without being properly initialized previously.

Fix this by initializing variable *err* to 0.

Addresses-Coverity-ID: 1472116 ("Uninitialized scalar variable")
Fixes: 0ec13877ce95 ("net/mlx5e: Gather all XDP pre-requisite checks in a single function")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Acked-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_main.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4216,7 +4216,7 @@ static int mlx5e_xdp_set(struct net_devi
 	struct mlx5e_priv *priv = netdev_priv(netdev);
 	struct bpf_prog *old_prog;
 	bool reset, was_opened;
-	int err;
+	int err = 0;
 	int i;
 
 	mutex_lock(&priv->state_lock);