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runtime: remove unnecessary calls to memclr 

Go will have already cleared the structs (the original C wouldn't
have).

Change-Id: I4a5a0cfd73953181affc158d188aae2ce281bb33
Reviewed-on: https://go-review.googlesource.com/27435
Run-TryBot: Michael Munday <munday@ca.ibm.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Michael Munday 2016-08-20 18:36:27 +01:00
parent 8cd04da762
commit fa897643a1
1 changed files with 0 additions and 3 deletions
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3
src/runtime/os_linux.go
View File

@ -388,7 +388,6 @@ func osyield()
//go:nowritebarrierrec
func setsig(i int32, fn uintptr, restart bool) {
var sa sigactiont
memclr(unsafe.Pointer(&sa), unsafe.Sizeof(sa))
sa.sa_flags = _SA_SIGINFO | _SA_ONSTACK | _SA_RESTORER
if restart {
sa.sa_flags |= _SA_RESTART
@ -431,8 +430,6 @@ func setsigstack(i int32) {
//go:nowritebarrierrec
func getsig(i int32) uintptr {
var sa sigactiont
memclr(unsafe.Pointer(&sa), unsafe.Sizeof(sa))
if rt_sigaction(uintptr(i), nil, &sa, unsafe.Sizeof(sa.sa_mask)) != 0 {
throw("rt_sigaction read failure")
}