golangci-lint cleanup

a PR slipped through without running the new linter.  this cleans things
up for the master branch.

Signed-off-by: baude <bbaude@redhat.com>

3 files changed, 16 insertions, 7 deletions

diff --git a/libpod/oci_attach_linux.go b/libpod/oci_attach_linux.go
index 7157ee2f7..22afa7416 100644
--- a/libpod/oci_attach_linux.go
+++ b/libpod/oci_attach_linux.go
@@ -188,7 +188,9 @@ func setupStdioChannels(streams *AttachStreams, conn *net.UnixConn, detachKeys [
 		var err error
 		if streams.AttachInput {
 			_, err = utils.CopyDetachable(conn, streams.InputStream, detachKeys)
-			conn.CloseWrite()
+			if connErr := conn.CloseWrite(); connErr != nil {
+				logrus.Errorf("unable to close conn: %q", connErr)
+			}
 		}
 		stdinDone <- err
 	}()
diff --git a/libpod/oci_internal_linux.go b/libpod/oci_internal_linux.go
index 1d8654eca..0bcd021db 100644
--- a/libpod/oci_internal_linux.go
+++ b/libpod/oci_internal_linux.go
@@ -19,6 +19,7 @@ import (
 
 	"github.com/containers/libpod/libpod/define"
 	"github.com/containers/libpod/pkg/cgroups"
+	"github.com/containers/libpod/pkg/errorhandling"
 	"github.com/containers/libpod/pkg/lookup"
 	"github.com/containers/libpod/pkg/util"
 	"github.com/containers/libpod/utils"
@@ -44,14 +45,14 @@ func (r *OCIRuntime) createOCIContainer(ctr *Container, restoreOptions *Containe
 	if err != nil {
 		return errors.Wrapf(err, "error creating socket pair")
 	}
-	defer parentSyncPipe.Close()
+	defer errorhandling.CloseQuiet(parentSyncPipe)
 
 	childStartPipe, parentStartPipe, err := newPipe()
 	if err != nil {
 		return errors.Wrapf(err, "error creating socket pair for start pipe")
 	}
 
-	defer parentStartPipe.Close()
+	defer errorhandling.CloseQuiet(parentStartPipe)
 
 	var ociLog string
 	if logrus.GetLevel() != logrus.DebugLevel && r.supportsJSON {
@@ -273,7 +274,7 @@ func (r *OCIRuntime) sharedConmonArgs(ctr *Container, cuuid, bundlePath, pidPath
 		logDriver = JournaldLogging
 	case JSONLogging:
 		fallthrough
-	default:
+	default: //nolint-stylecheck
 		// No case here should happen except JSONLogging, but keep this here in case the options are extended
 		logrus.Errorf("%s logging specified but not supported. Choosing k8s-file logging instead", ctr.LogDriver())
 		fallthrough
@@ -336,7 +337,9 @@ func startCommandGivenSelinux(cmd *exec.Cmd) error {
 	err = cmd.Start()
 	// Ignore error returned from SetProcessLabel("") call,
 	// can't recover.
-	label.SetProcessLabel("")
+	if labelErr := label.SetProcessLabel(""); labelErr != nil {
+		logrus.Errorf("unable to set process label: %q", err)
+	}
 	runtime.UnlockOSThread()
 	return err
 }
diff --git a/pkg/adapter/terminal_linux.go b/pkg/adapter/terminal_linux.go
index 33ca0833b..de2600b75 100644
--- a/pkg/adapter/terminal_linux.go
+++ b/pkg/adapter/terminal_linux.go
@@ -27,7 +27,11 @@ func ExecAttachCtr(ctx context.Context, ctr *libpod.Container, tty, privileged b
 			return -1, err
 		}
 		defer cancel()
-		defer restoreTerminal(oldTermState)
+		defer func() {
+			if err := restoreTerminal(oldTermState); err != nil {
+				logrus.Errorf("unable to restore terminal: %q", err)
+			}
+		}()
 	}
 	return ctr.Exec(tty, privileged, env, cmd, user, workDir, streams, preserveFDs, resize, detachKeys)
 }
@@ -121,7 +125,7 @@ func handleTerminalAttach(ctx context.Context, resize chan remotecommand.Termina
 
 	logrus.SetFormatter(&RawTtyFormatter{})
 	if _, err := term.SetRawTerminal(os.Stdin.Fd()); err != nil {
-		return nil, nil, err
+		return cancel, nil, err
 	}
 
 	return cancel, oldTermState, nil