From: Aya Levin <ayal@mellanox.com>
Date: Sun, 30 Jun 2019 08:11:26 +0000 (+0300)
Subject: net/mlx5e: Fix error flow in tx reporter diagnose
X-Git-Tag: v5.1.21~22
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2a782edf08b450b0da551802e31ab47ba4e58179;p=thirdparty%2Fkernel%2Fstable.git

net/mlx5e: Fix error flow in tx reporter diagnose

[ Upstream commit 99d31cbd8953c6929da978bf049ab0f0b4e503d9 ]

Fix tx reporter's diagnose callback. Propagate error when failing to
gather diagnostics information or failing to print diagnostic data per
queue.

Fixes: de8650a82071 ("net/mlx5e: Add tx reporter support")
Signed-off-by: Aya Levin <ayal@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
index a778c15e53241..f3d98748b2117 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c
@@ -262,13 +262,13 @@ static int mlx5e_tx_reporter_diagnose(struct devlink_health_reporter *reporter,
 
 		err = mlx5_core_query_sq_state(priv->mdev, sq->sqn, &state);
 		if (err)
-			break;
+			goto unlock;
 
 		err = mlx5e_tx_reporter_build_diagnose_output(fmsg, sq->sqn,
 							      state,
 							      netif_xmit_stopped(sq->txq));
 		if (err)
-			break;
+			goto unlock;
 	}
 	err = devlink_fmsg_arr_pair_nest_end(fmsg);
 	if (err)