netdev - [PATCH bpf-next 07/12] selftests/bpf: change type from void * to struct ifaceconfigobj *

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Message-Id: <20210122154725.22140-8-bjorn.topel@gmail.com>
Date:   Fri, 22 Jan 2021 16:47:20 +0100
From:   Björn Töpel <bjorn.topel@...il.com>
To:     ast@...nel.org, daniel@...earbox.net, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Cc:     Björn Töpel <bjorn.topel@...el.com>,
        magnus.karlsson@...el.com, jonathan.lemon@...il.com,
        ciara.loftus@...el.com, weqaar.a.janjua@...el.com
Subject: [PATCH bpf-next 07/12] selftests/bpf: change type from void * to struct ifaceconfigobj *

From: Björn Töpel <bjorn.topel@...el.com>

Instead of casting from void *, let us use the actual type in
init_iface_config().

Signed-off-by: Björn Töpel <bjorn.topel@...el.com>
---
 tools/testing/selftests/bpf/xdpxceiver.c | 28 ++++++++++++------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/tools/testing/selftests/bpf/xdpxceiver.c b/tools/testing/selftests/bpf/xdpxceiver.c
index bea006ad8e17..c2cfc0b6d19e 100644
--- a/tools/testing/selftests/bpf/xdpxceiver.c
+++ b/tools/testing/selftests/bpf/xdpxceiver.c
@@ -981,25 +981,25 @@ static void testapp_sockets(void)
 	print_ksft_result();
 }
 
-static void init_iface_config(void *ifaceconfig)
+static void init_iface_config(struct ifaceconfigobj *ifaceconfig)
 {
 	/*Init interface0 */
 	ifdict[0]->fv.vector = tx;
-	memcpy(ifdict[0]->dst_mac, ((struct ifaceconfigobj *)ifaceconfig)->dst_mac, ETH_ALEN);
-	memcpy(ifdict[0]->src_mac, ((struct ifaceconfigobj *)ifaceconfig)->src_mac, ETH_ALEN);
-	ifdict[0]->dst_ip = ((struct ifaceconfigobj *)ifaceconfig)->dst_ip.s_addr;
-	ifdict[0]->src_ip = ((struct ifaceconfigobj *)ifaceconfig)->src_ip.s_addr;
-	ifdict[0]->dst_port = ((struct ifaceconfigobj *)ifaceconfig)->dst_port;
-	ifdict[0]->src_port = ((struct ifaceconfigobj *)ifaceconfig)->src_port;
+	memcpy(ifdict[0]->dst_mac, ifaceconfig->dst_mac, ETH_ALEN);
+	memcpy(ifdict[0]->src_mac, ifaceconfig->src_mac, ETH_ALEN);
+	ifdict[0]->dst_ip = ifaceconfig->dst_ip.s_addr;
+	ifdict[0]->src_ip = ifaceconfig->src_ip.s_addr;
+	ifdict[0]->dst_port = ifaceconfig->dst_port;
+	ifdict[0]->src_port = ifaceconfig->src_port;
 
 	/*Init interface1 */
 	ifdict[1]->fv.vector = rx;
-	memcpy(ifdict[1]->dst_mac, ((struct ifaceconfigobj *)ifaceconfig)->src_mac, ETH_ALEN);
-	memcpy(ifdict[1]->src_mac, ((struct ifaceconfigobj *)ifaceconfig)->dst_mac, ETH_ALEN);
-	ifdict[1]->dst_ip = ((struct ifaceconfigobj *)ifaceconfig)->src_ip.s_addr;
-	ifdict[1]->src_ip = ((struct ifaceconfigobj *)ifaceconfig)->dst_ip.s_addr;
-	ifdict[1]->dst_port = ((struct ifaceconfigobj *)ifaceconfig)->src_port;
-	ifdict[1]->src_port = ((struct ifaceconfigobj *)ifaceconfig)->dst_port;
+	memcpy(ifdict[1]->dst_mac, ifaceconfig->src_mac, ETH_ALEN);
+	memcpy(ifdict[1]->src_mac, ifaceconfig->dst_mac, ETH_ALEN);
+	ifdict[1]->dst_ip = ifaceconfig->src_ip.s_addr;
+	ifdict[1]->src_ip = ifaceconfig->dst_ip.s_addr;
+	ifdict[1]->dst_port = ifaceconfig->src_port;
+	ifdict[1]->src_port = ifaceconfig->dst_port;
 }
 
 int main(int argc, char **argv)
@@ -1038,7 +1038,7 @@ int main(int argc, char **argv)
 
 	num_frames = ++opt_pkt_count;
 
-	init_iface_config((void *)ifaceconfig);
+	init_iface_config(ifaceconfig);
 
 	pthread_init_mutex();
 
-- 
2.27.0