rk fb: add mutex lock for switch screen to prevent

[firefly-linux-kernel-4.4.55.git] / net / atm / pvc.c

diff --git a/net/atm/pvc.c b/net/atm/pvc.c
index 437ee70c5e629e3fcf8cbd4cdb3ac5f737802b23..ae0324021407c2b61aaf7c45a39bebb9d419972c 100644 (file)
--- a/net/atm/pvc.c
+++ b/net/atm/pvc.c
@@ -11,6 +11,7 @@
 #include <linux/init.h>
 #include <linux/skbuff.h>
 #include <linux/bitops.h>
+#include <linux/export.h>
 #include <net/sock.h>          /* for sock_no_* */
 
 #include "resources.h"         /* devs and vccs */
@@ -94,6 +95,7 @@ static int pvc_getname(struct socket *sock, struct sockaddr *sockaddr,
                return -ENOTCONN;
        *sockaddr_len = sizeof(struct sockaddr_atmpvc);
        addr = (struct sockaddr_atmpvc *)sockaddr;
+       memset(addr, 0, sizeof(*addr));
        addr->sap_family = AF_ATMPVC;
        addr->sap_addr.itf = vcc->dev->number;
        addr->sap_addr.vpi = vcc->vpi;