linux-kernel - [tip:x86/urgent] x86/floppy: Use designated initializers

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Date:   Sun, 18 Dec 2016 00:28:02 -0800
From:   tip-bot for Kees Cook <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org,
        keescook@...omium.org, torvalds@...ux-foundation.org,
        tglx@...utronix.de, mingo@...nel.org, hpa@...or.com
Subject: [tip:x86/urgent] x86/floppy: Use designated initializers

Commit-ID:  ffc7dc8d838c6403a550021e4f28a737334d80a7
Gitweb:     http://git.kernel.org/tip/ffc7dc8d838c6403a550021e4f28a737334d80a7
Author:     Kees Cook <keescook@...omium.org>
AuthorDate: Sat, 17 Dec 2016 13:37:05 -0800
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Sun, 18 Dec 2016 09:25:38 +0100

x86/floppy: Use designated initializers

Prepare to mark sensitive kernel structures for randomization by making
sure they're using designated initializers. These were identified during
allyesconfig builds of x86, arm, and arm64, with most initializer fixes
extracted from grsecurity.

Signed-off-by: Kees Cook <keescook@...omium.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Link: http://lkml.kernel.org/r/20161217213705.GA1248@beast
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/include/asm/floppy.h | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/x86/include/asm/floppy.h b/arch/x86/include/asm/floppy.h
index 1c7eefe..7ec59ed 100644
--- a/arch/x86/include/asm/floppy.h
+++ b/arch/x86/include/asm/floppy.h
@@ -229,18 +229,18 @@ static struct fd_routine_l {
 	int (*_dma_setup)(char *addr, unsigned long size, int mode, int io);
 } fd_routine[] = {
 	{
-		request_dma,
-		free_dma,
-		get_dma_residue,
-		dma_mem_alloc,
-		hard_dma_setup
+		._request_dma		= request_dma,
+		._free_dma		= free_dma,
+		._get_dma_residue	= get_dma_residue,
+		._dma_mem_alloc		= dma_mem_alloc,
+		._dma_setup		= hard_dma_setup
 	},
 	{
-		vdma_request_dma,
-		vdma_nop,
-		vdma_get_dma_residue,
-		vdma_mem_alloc,
-		vdma_dma_setup
+		._request_dma		= vdma_request_dma,
+		._free_dma		= vdma_nop,
+		._get_dma_residue	= vdma_get_dma_residue,
+		._dma_mem_alloc		= vdma_mem_alloc,
+		._dma_setup		= vdma_dma_setup
 	}
 };