From 91d93d0e206432b9fe4c88e64577b93aef018f98 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@kernel.org>
Date: Mon, 27 Apr 2015 06:46:52 +0200
Subject: x86/fpu: Remove failure return from fpstate_alloc_init()

Remove the failure code and propagate this down to callers.

Note that this function still has an 'init' aspect, which must be
called.

Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/math-emu/fpu_entry.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

(limited to 'arch/x86/math-emu')

diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index 5e003704ebfa..99ddfc274df3 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -149,12 +149,8 @@ void math_emulate(struct math_emu_info *info)
 	struct desc_struct code_descriptor;
 	struct fpu *fpu = &current->thread.fpu;
 
-	if (!fpu->fpstate_active) {
-		if (fpstate_alloc_init(fpu)) {
-			do_group_exit(SIGKILL);
-			return;
-		}
-	}
+	if (!fpu->fpstate_active)
+		fpstate_alloc_init(fpu);
 
 #ifdef RE_ENTRANT_CHECKING
 	if (emulating) {
-- 
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