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From: Borislav Petkov <bp@alien8.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Andy Lutomirski <luto@kernel.org>, Jann Horn <jannh@google.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	the arch/x86 maintainers <x86@kernel.org>,
	"Tobin C. Harding" <tobin@kernel.org>
Subject: [PATCH] x86/uaccess: Remove unused __addr_ok() macro
Date: Mon, 25 Feb 2019 20:11:09 +0100	[thread overview]
Message-ID: <20190225191109.7671-1-bp@alien8.de> (raw)

From: Borislav Petkov <bp@suse.de>

This was caught while staring at the whole {set,get}_fs() machinery.

No functional changes.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Jann Horn <jannh@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: the arch/x86 maintainers <x86@kernel.org>
Cc: "Tobin C. Harding" <tobin@kernel.org>
---
 arch/x86/include/asm/uaccess.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h
index 780f2b42c8ef..e2ffedd51fd8 100644
--- a/arch/x86/include/asm/uaccess.h
+++ b/arch/x86/include/asm/uaccess.h
@@ -35,10 +35,7 @@ static inline void set_fs(mm_segment_t fs)
 }
 
 #define segment_eq(a, b)	((a).seg == (b).seg)
-
 #define user_addr_max() (current->thread.addr_limit.seg)
-#define __addr_ok(addr) 	\
-	((unsigned long __force)(addr) < user_addr_max())
 
 /*
  * Test whether a block of memory is a valid user space address.
-- 
2.21.0


             reply	other threads:[~2019-02-25 19:11 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-25 19:11 Borislav Petkov [this message]
2019-02-25 19:20 ` [PATCH] x86/uaccess: Remove unused __addr_ok() macro Linus Torvalds
2019-02-25 19:42   ` Borislav Petkov
2019-02-25 21:08     ` Joe Perches
2019-03-04  6:47       ` Christian Kujau
2019-03-27 13:15         ` Borislav Petkov
2019-02-25 22:43 ` [tip:x86/cleanups] " tip-bot for Borislav Petkov

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