client: fix potential buffer overrun in socket path

Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/client.c b/client.c
index 05439e1d2ea9b53565fb02fb22e83a5b2fe1ad3c..af6621dc63d3e0ce7c196e1bd5daa0e747463a7d 100644 (file)
--- a/client.c
+++ b/client.c
@@ -388,7 +388,7 @@ static int fio_client_connect_sock(struct fio_client *client)
 
        memset(addr, 0, sizeof(*addr));
        addr->sun_family = AF_UNIX;
-       strcpy(addr->sun_path, client->hostname);
+       strncpy(addr->sun_path, client->hostname, sizeof(addr->sun_path) - 1);
 
        fd = socket(AF_UNIX, SOCK_STREAM, 0);
        if (fd < 0) {