lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date:   Tue, 27 Sep 2022 10:45:11 +0800
From:   Shang XiaoJing <shangxiaojing@...wei.com>
To:     <loic.poulain@...aro.org>, <ryazanov.s.a@...il.com>,
        <johannes@...solutions.net>, <davem@...emloft.net>,
        <edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>,
        <netdev@...r.kernel.org>
CC:     <shangxiaojing@...wei.com>
Subject: [PATCH -next] wwan_hwsim: Use skb_put_data() instead of skb_put/memcpy pair

Use skb_put_data() instead of skb_put() and memcpy(), which is clear.

Signed-off-by: Shang XiaoJing <shangxiaojing@...wei.com>
---
 drivers/net/wwan/wwan_hwsim.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wwan/wwan_hwsim.c b/drivers/net/wwan/wwan_hwsim.c
index fad642f9ffd8..ff09a8cedf93 100644
--- a/drivers/net/wwan/wwan_hwsim.c
+++ b/drivers/net/wwan/wwan_hwsim.c
@@ -157,8 +157,8 @@ static int wwan_hwsim_port_tx(struct wwan_port *wport, struct sk_buff *in)
 			if ((i + 1) < in->len && in->data[i + 1] == '\n')
 				i++;
 			n = i - s + 1;
-			memcpy(skb_put(out, n), &in->data[s], n);/* Echo */
-			memcpy(skb_put(out, 6), "\r\nOK\r\n", 6);
+			skb_put_data(out, &in->data[s], n);/* Echo */
+			skb_put_data(out, "\r\nOK\r\n", 6);
 			s = i + 1;
 			port->pstate = AT_PARSER_WAIT_A;
 		} else if (port->pstate == AT_PARSER_SKIP_LINE) {
@@ -171,7 +171,7 @@ static int wwan_hwsim_port_tx(struct wwan_port *wport, struct sk_buff *in)
 	if (i > s) {
 		/* Echo the processed portion of a not yet completed command */
 		n = i - s;
-		memcpy(skb_put(out, n), &in->data[s], n);
+		skb_put_data(out, &in->data[s], n);
 	}
 
 	consume_skb(in);
-- 
2.17.1

Powered by blists - more mailing lists