netdev - [PATCH] netdev: Add missing __percpu qualifier to a cast

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Message-ID: <20240814070748.943671-1-ubizjak@gmail.com>
Date: Wed, 14 Aug 2024 09:06:38 +0200
From: Uros Bizjak <ubizjak@...il.com>
To: netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Uros Bizjak <ubizjak@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH] netdev: Add missing __percpu qualifier to a cast

Add missing __percpu qualifier to a (void *) cast to fix

dev.c:10863:45: warning: cast removes address space '__percpu' of expression

sparse warning. Also remove now unneeded __force sparse directives.

Found by GCC's named address space checks.

There were no changes in the resulting object file.

Signed-off-by: Uros Bizjak <ubizjak@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Eric Dumazet <edumazet@...gle.com>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Paolo Abeni <pabeni@...hat.com>
---
 net/core/dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/dev.c b/net/core/dev.c
index 751d9b70e6ad..0af344769ecc 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -10860,7 +10860,7 @@ noinline void netdev_core_stats_inc(struct net_device *dev, u32 offset)
 			return;
 	}
 
-	field = (__force unsigned long __percpu *)((__force void *)p + offset);
+	field = (unsigned long __percpu *)((void __percpu *)p + offset);
 	this_cpu_inc(*field);
 }
 EXPORT_SYMBOL_GPL(netdev_core_stats_inc);
-- 
2.46.0