From: Łukasz Stelmach <l.stelmach@samsung.com>
Date: Fri, 26 Mar 2021 21:41:29 +0000 (+0100)
Subject: kdbus: porting to to 4.19
X-Git-Tag: submit/tizen/20210401.011549~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a77cd0e4fdf378cf548601573defbfe87448d35f;p=platform%2Fkernel%2Flinux-rpi3.git

kdbus: porting to to 4.19

The following changes were made to adapt kdbus driver to 4.19 kernel

- use memfd_fcntl() instead of shmem_get_seals()

Change-Id: Iff24cd3c429310c3af748657a24a5e35db738635
Fixes: 5aadc431a593 ("shmem: rename functions that are memfd-related")
Fixes: 5d752600a8c3 ("mm: restructure memfd code")
Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
---

diff --git a/ipc/kdbus/message.c b/ipc/kdbus/message.c
index 8aef83d1b3f1..17475a652d5c 100644
--- a/ipc/kdbus/message.c
+++ b/ipc/kdbus/message.c
@@ -17,10 +17,10 @@
 #include <linux/cred.h>
 #include <linux/file.h>
 #include <linux/init.h>
+#include <linux/memfd.h>
 #include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/sched.h>
-#include <linux/shmem_fs.h>
 #include <linux/sizes.h>
 #include <linux/slab.h>
 #include <linux/uaccess.h>
@@ -263,7 +263,7 @@ static struct file *kdbus_get_memfd(const struct kdbus_memfd *memfd)
 	if (!f)
 		return ERR_PTR(-EBADF);
 
-	s = shmem_get_seals(f);
+	s = memfd_fcntl(f, F_GET_SEALS, 0);
 	if (s < 0)
 		ret = ERR_PTR(-EMEDIUMTYPE);
 	else if ((s & m) != m)