[PATCH linux-next] rpmsg: use strscpy() to instead of strncpy()

[yang.yang29]

From: Xu Panda <xu.panda@xxxxxxxxxx>

The implementation of strscpy() is more robust and safer.
That's now the recommended way to copy NUL-terminated strings.

Signed-off-by: Xu Panda <xu.panda@xxxxxxxxxx>
Signed-off-by: Yang Yang <yang.yang29@xxxxxxx>
---
 drivers/rpmsg/rpmsg_ns.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/rpmsg/rpmsg_ns.c b/drivers/rpmsg/rpmsg_ns.c
index c70ad03ff2e9..c7b5b60aef4d 100644
--- a/drivers/rpmsg/rpmsg_ns.c
+++ b/drivers/rpmsg/rpmsg_ns.c
@@ -48,9 +48,7 @@ static int rpmsg_ns_cb(struct rpmsg_device *rpdev, void *data, int len,
 	}

 	/* don't trust the remote processor for null terminating the name */
-	msg->name[RPMSG_NAME_SIZE - 1] = '\0';
-
-	strncpy(chinfo.name, msg->name, sizeof(chinfo.name));
+	strscpy(chinfo.name, msg->name, sizeof(chinfo.name));
 	chinfo.src = RPMSG_ADDR_ANY;
 	chinfo.dst = rpmsg32_to_cpu(rpdev, msg->addr);

-- 
2.15.2