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Properly bubble up setsockopt error from closure

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This commit is contained in:
Jason A. Donenfeld 2018-12-25 22:56:36 +01:00
parent 8fde8334dc
commit 6e61c369e8
1 changed files with 9 additions and 2 deletions
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11
mark_unix.go
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@ -26,6 +26,7 @@ func init() {
}
func (bind *NativeBind) SetMark(mark uint32) error {
var operr error
if fwmarkIoctl == 0 {
return nil
}
@ -35,8 +36,11 @@ func (bind *NativeBind) SetMark(mark uint32) error {
return err
}
err = fd.Control(func(fd uintptr) {
err = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, fwmarkIoctl, int(mark))
operr = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, fwmarkIoctl, int(mark))
})
if err == nil {
err = operr
}
if err != nil {
return err
}
@ -47,8 +51,11 @@ func (bind *NativeBind) SetMark(mark uint32) error {
return err
}
err = fd.Control(func(fd uintptr) {
err = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, fwmarkIoctl, int(mark))
operr = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, fwmarkIoctl, int(mark))
})
if err == nil {
err = operr
}
if err != nil {
return err
}