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authorAndi Kleen <ak@suse.de>2006-04-11 12:54:39 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:38:57 -0700
commit97a4d00388db4f0bfa37425b31d7d9751ea649db (patch)
tree3713eb2e7e69461108899b799b8030ae30cb2c14 /arch
parent0fcd270901f731342df64816f277ae7adbd67130 (diff)
downloadlinux-97a4d00388db4f0bfa37425b31d7d9751ea649db.tar.gz
[PATCH] x86_64: Remove check for canonical RIP
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86_64/kernel/ptrace.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/x86_64/kernel/ptrace.c b/arch/x86_64/kernel/ptrace.c
index d44b2c1e63a6..da8e7903d817 100644
--- a/arch/x86_64/kernel/ptrace.c
+++ b/arch/x86_64/kernel/ptrace.c
@@ -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;