From: Austin Clements <aclements@csail.mit.edu>
Date: Wed, 15 Jul 2009 01:05:29 +0000 (-0700)
Subject: Return ptrace event message when there's no error instead of
X-Git-Tag: weekly.2009-11-06~1141
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=b6e66639466f5583e6d1f77d5c8112096f923d7f;p=gostls13.git

Return ptrace event message when there's no error instead of
only when there's an error.

R=rsc
APPROVED=rsc
DELTA=3  (0 added, 2 deleted, 1 changed)
OCL=31650
CL=31650
---

diff --git a/src/pkg/syscall/syscall_linux.go b/src/pkg/syscall/syscall_linux.go
index 70b34b46dc..ac77942a32 100644
--- a/src/pkg/syscall/syscall_linux.go
+++ b/src/pkg/syscall/syscall_linux.go
@@ -521,9 +521,7 @@ func PtraceSetOptions(pid int, options int) (errno int) {
 func PtraceGetEventMsg(pid int) (msg uint, errno int) {
 	var data _C_long;
 	errno = ptrace(_PTRACE_GETEVENTMSG, pid, 0, uintptr(unsafe.Pointer(&data)));
-	if errno != 0 {
-		msg = uint(data);
-	}
+	msg = uint(data);
 	return;
 }