redonkable/alistair23-linux
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[PATCH] x86_64: Remove check for canonical RIP

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As pointed out by Linus it is useless now because entry.S should
handle it correctly in all cases.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2006-04-11 12:54:39 +02:00 committed by Linus Torvalds
parent 0fcd270901
commit 97a4d00388
1 changed files with 0 additions and 5 deletions
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5
arch/x86_64/kernel/ptrace.c
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@ -274,11 +274,6 @@ static int putreg(struct task_struct *child,
return -EIO;
value &= 0xffff;
break;
case offsetof(struct user_regs_struct, rip):
/* Check if the new RIP address is canonical */
if (value >= TASK_SIZE_OF(child))
return -EIO;
break;
}
put_stack_long(child, regno - sizeof(struct pt_regs), value);
return 0;