[PATCH 27/61] net/netlink: Prefer IS_ERR_OR_NULL over manual NULL check

[Philipp Hahn]

Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: "David S. Miller" <davem at davemloft.net>
To: Eric Dumazet <edumazet at google.com>
To: Jakub Kicinski <kuba at kernel.org>
To: Paolo Abeni <pabeni at redhat.com>
To: Simon Horman <horms at kernel.org>
Cc: netdev at vger.kernel.org
Cc: linux-kernel at vger.kernel.org
Signed-off-by: Philipp Hahn <phahn-oss at avm.de>
---
 net/netlink/af_netlink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 4d609d5cf40653e04de60f2d28ee26b8bdcdc2ed..58707b9da84adf1002ab9eff9401fa2083374189 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2667,7 +2667,7 @@ static void *netlink_seq_start(struct seq_file *seq, loff_t *posp)
 
 	netlink_walk_start(iter);
 
-	for (pos = *posp; pos && obj && !IS_ERR(obj); pos--)
+	for (pos = *posp; pos && !IS_ERR_OR_NULL(obj); pos--)
 		obj = __netlink_seq_next(seq);
 
 	return obj;

-- 
2.43.0