1 files changed, 3 insertions, 0 deletions

diff --git a/net/core/scm.c b/net/core/scm.c
index b7ba91b074b3..b88f6f9d0b97 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -26,6 +26,7 @@
 #include <linux/security.h>
 #include <linux/pid.h>
 #include <linux/nsproxy.h>
+#include <linux/slab.h>
 
 #include <asm/system.h>
 #include <asm/uaccess.h>
@@ -156,6 +157,8 @@ int __scm_send(struct socket *sock, struct msghdr *msg, struct scm_cookie *p)
                 switch (cmsg->cmsg_type)
                 {
                 case SCM_RIGHTS:
+                        if (!sock->ops || sock->ops->family != PF_UNIX)
+                                goto error;
                         err=scm_fp_copy(cmsg, &p->fp);
                         if (err<0)
                                 goto error;