fix minor linting issues

Making my IDE less noisy

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

cmd/dockerd/main.go

@@ -27,7 +27,7 @@ func main() {
 	// Set terminal emulation based on platform as required.
 	_, stdout, stderr := term.StdStreams()
 	onError := func(err error) {
-		fmt.Fprintf(stderr, "%s\n", err)
+		_, _ = fmt.Fprintln(stderr, err)
 		os.Exit(1)
 	}
 

daemon/command/debug/debug.go

@@ -9,14 +9,14 @@ import (
 // Enable sets the DEBUG env var to true
 // and makes the logger to log at debug level.
 func Enable() {
-	os.Setenv("DEBUG", "1")
+	_ = os.Setenv("DEBUG", "1")
 	_ = log.SetLevel("debug")
 }
 
 // Disable sets the DEBUG env var to false
 // and makes the logger to log at info level.
 func Disable() {
-	os.Setenv("DEBUG", "")
+	_ = os.Unsetenv("DEBUG")
 	_ = log.SetLevel("info")
 }