uml: fix vde network backend in user mode linux

* Replace kmalloc() with uml_kmalloc() (fix build failure)

* Remove unnecessary UM_KERN_INFO in printk() (don't display '<6>' while
  printing info)

Signed-off-by: Luca Bigliardi <shammash@artha.org>
Cc: Jiri Kosina <jkosina@suse.cz>
Reviewed-by: WANG Cong <wangcong@zeuux.org>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/um/drivers/vde_user.c

@@ -78,7 +78,7 @@ void vde_init_libstuff(struct vde_data *vpri, struct vde_init *init)
 {
 	struct vde_open_args *args;
 
-	vpri->args = kmalloc(sizeof(struct vde_open_args), UM_GFP_KERNEL);
+	vpri->args = uml_kmalloc(sizeof(struct vde_open_args), UM_GFP_KERNEL);
 	if (vpri->args == NULL) {
 		printk(UM_KERN_ERR "vde_init_libstuff - vde_open_args "
 		       "allocation failed");
@@ -91,8 +91,8 @@ void vde_init_libstuff(struct vde_data *vpri, struct vde_init *init)
 	args->group = init->group;
 	args->mode = init->mode ? init->mode : 0700;
 
-	args->port ?  printk(UM_KERN_INFO "port %d", args->port) :
-		printk(UM_KERN_INFO "undefined port");
+	args->port ?  printk("port %d", args->port) :
+		printk("undefined port");
 }
 
 int vde_user_read(void *conn, void *buf, int len)