From: Mathias Krause <minipli@googlemail.com>
Date: Tue, 26 Jul 2011 00:12:39 +0000 (-0700)
Subject: alpha, exec: remove redundant set_fs(USER_DS)
X-Git-Tag: firefly_0821_release~3680^2~4933^2~66
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6fa80900db58b547fe1cfdc77c5413091cafa7bd;p=firefly-linux-kernel-4.4.55.git

alpha, exec: remove redundant set_fs(USER_DS)

The address limit is already set in flush_old_exec() so this
set_fs(USER_DS) is redundant.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 838eac128409..89bbe5b41145 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -200,7 +200,6 @@ show_regs(struct pt_regs *regs)
 void
 start_thread(struct pt_regs * regs, unsigned long pc, unsigned long sp)
 {
-	set_fs(USER_DS);
 	regs->pc = pc;
 	regs->ps = 8;
 	wrusp(sp);