Fix ReceiveResponse function

Signed-off-by: Christopher Meis <christopher.meis@9elements.com>

pkg/ipmi/dev.go

@@ -6,7 +6,6 @@ package ipmi
 
 import (
 	"fmt"
-	"log"
 	"os"
 	"runtime"
 	"unsafe"
@@ -24,7 +23,7 @@ func (d *Dev) SendRequest(req *request) error {
 	_, _, err := d.syscall(unix.SYS_IOCTL, d.File.Fd(), _IPMICTL_SEND_COMMAND, uintptr(unsafe.Pointer(req)))
 	runtime.KeepAlive(req)
 	if err != 0 {
-		return fmt.Errorf("syscall failed with: %v", err.Error())
+		return fmt.Errorf("syscall failed with: %v", err)
 	}
 	return nil
 }
@@ -43,7 +42,7 @@ func (d *Dev) ReceiveResponse(msgID int64, resp *response, buf []byte) ([]byte,
 		}
 
 		if resp.msgid != msgID {
-			log.Printf("Received wrong message. Trying again.")
+			rerr = fmt.Errorf("received wrong message")
 			return false
 		}
 
@@ -67,7 +66,7 @@ func (d *Dev) ReceiveResponse(msgID int64, resp *response, buf []byte) ([]byte,
 		return nil, fmt.Errorf("failed to set read deadline: %v", err)
 	}
 	if err := d.connRead(readMsg, conn); err != nil {
-		return nil, fmt.Errorf("failed to read rawconn: %v", err)
+		return nil, fmt.Errorf("failed to read rawconn: %v", rerr)
 	}
 
 	return result, rerr