diff --git a/net/socket.c b/net/socket.c
index 23898f45f713..0ce12dfc7a71 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -490,6 +490,7 @@ static struct socket *sockfd_lookup_light(int fd, int *err, int *fput_needed)
 	struct file *file;
 	struct socket *sock;
 
+	*err = -EBADF;
 	file = fget_light(fd, fput_needed);
 	if (file) {
 		sock = sock_from_file(file, err);