netdev - [PATCH] qed: Avoid implicit enum conversion in qed_set_tunn_cls

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Message-Id: <20180924205334.7337-1-natechancellor@gmail.com>
Date:   Mon, 24 Sep 2018 13:53:34 -0700
From:   Nathan Chancellor <natechancellor@...il.com>
To:     Ariel Elior <Ariel.Elior@...ium.com>, everest-linux-l2@...ium.com,
        "David S. Miller" <davem@...emloft.net>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Nathan Chancellor <natechancellor@...il.com>
Subject: [PATCH] qed: Avoid implicit enum conversion in qed_set_tunn_cls_info

Clang warns when one enumerated type is implicitly converted to another.

drivers/net/ethernet/qlogic/qed/qed_sp_commands.c:163:25: warning:
implicit conversion from enumeration type 'enum tunnel_clss' to
different enumeration type 'enum qed_tunn_clss' [-Wenum-conversion]
        p_tun->vxlan.tun_cls = type;
                             ~ ^~~~
drivers/net/ethernet/qlogic/qed/qed_sp_commands.c:165:26: warning:
implicit conversion from enumeration type 'enum tunnel_clss' to
different enumeration type 'enum qed_tunn_clss' [-Wenum-conversion]
        p_tun->l2_gre.tun_cls = type;
                              ~ ^~~~
drivers/net/ethernet/qlogic/qed/qed_sp_commands.c:167:26: warning:
implicit conversion from enumeration type 'enum tunnel_clss' to
different enumeration type 'enum qed_tunn_clss' [-Wenum-conversion]
        p_tun->ip_gre.tun_cls = type;
                              ~ ^~~~
drivers/net/ethernet/qlogic/qed/qed_sp_commands.c:169:29: warning:
implicit conversion from enumeration type 'enum tunnel_clss' to
different enumeration type 'enum qed_tunn_clss' [-Wenum-conversion]
        p_tun->l2_geneve.tun_cls = type;
                                 ~ ^~~~
drivers/net/ethernet/qlogic/qed/qed_sp_commands.c:171:29: warning:
implicit conversion from enumeration type 'enum tunnel_clss' to
different enumeration type 'enum qed_tunn_clss' [-Wenum-conversion]
        p_tun->ip_geneve.tun_cls = type;
                                 ~ ^~~~
5 warnings generated.

Avoid this by changing type to an int.

Link: https://github.com/ClangBuiltLinux/linux/issues/125
Signed-off-by: Nathan Chancellor <natechancellor@...il.com>
---
 drivers/net/ethernet/qlogic/qed/qed_sp_commands.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c b/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c
index 8de644b4721e..77b6248ad3b9 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c
@@ -154,7 +154,7 @@ qed_set_pf_update_tunn_mode(struct qed_tunnel_info *p_tun,
 static void qed_set_tunn_cls_info(struct qed_tunnel_info *p_tun,
 				  struct qed_tunnel_info *p_src)
 {
-	enum tunnel_clss type;
+	int type;
 
 	p_tun->b_update_rx_cls = p_src->b_update_rx_cls;
 	p_tun->b_update_tx_cls = p_src->b_update_tx_cls;
-- 
2.19.0