From: Petr Machata <petrm@mellanox.com>
Date: Fri, 11 May 2018 08:57:31 +0000 (+0300)
Subject: mlxsw: spectrum_span: Use a more fitting error code
X-Git-Tag: v4.18-rc1~114^2~264^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c41c0dd7a641cb28f7239e7086419741af78c448;p=thirdparty%2Fkernel%2Flinux.git

mlxsw: spectrum_span: Use a more fitting error code

ENOENT is suitable when an item is looked for in a collection and can't
be found. The failure here is actually a depletion of a resource, where
ENOBUFS is the more fitting error code.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
index adf1f789b1666..e5f4f7620ab70 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
@@ -924,7 +924,7 @@ int mlxsw_sp_span_mirror_add(struct mlxsw_sp_port *from,
 
 	span_entry = mlxsw_sp_span_entry_get(mlxsw_sp, to_dev, ops, sparms);
 	if (!span_entry)
-		return -ENOENT;
+		return -ENOBUFS;
 
 	netdev_dbg(from->dev, "Adding inspected port to SPAN entry %d\n",
 		   span_entry->id);