From: Andrew Morton <akpm@linux-foundation.org>
Date: Tue, 12 Jan 2021 23:49:33 +0000 (-0800)
Subject: mm/process_vm_access.c: include compat.h
X-Git-Tag: v5.15~1975^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=eb351d75ce1e75b4f793d609efac08426ca50acd;p=platform%2Fkernel%2Flinux-starfive.git

mm/process_vm_access.c: include compat.h

Fix the build error:

  mm/process_vm_access.c:277:5: error: implicit declaration of function 'in_compat_syscall'; did you mean 'in_ia32_syscall'? [-Werror=implicit-function-declaration]

Fixes: 38dc5079da7081e "Fix compat regression in process_vm_rw()"
Reported-by: syzbot+5b0d0de84d6c65b8dd2b@syzkaller.appspotmail.com
Cc: Kyle Huey <me@kylehuey.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Christoph Hellwig <hch@lst.de>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c
index 4bcc119..f5fee9c 100644
--- a/mm/process_vm_access.c
+++ b/mm/process_vm_access.c
@@ -9,6 +9,7 @@
 #include <linux/mm.h>
 #include <linux/uio.h>
 #include <linux/sched.h>
+#include <linux/compat.h>
 #include <linux/sched/mm.h>
 #include <linux/highmem.h>
 #include <linux/ptrace.h>