internal/driver: close saved profile files (#1022)

* internal/driver: close saved profile files

Signed-off-by: cuishuang <imcusg@gmail.com>

* internal/driver: close saved profile files

Signed-off-by: cuishuang <imcusg@gmail.com>

---------

Signed-off-by: cuishuang <imcusg@gmail.com>
Co-authored-by: Alexey Alexandrov <aalexand@users.noreply.github.com>

internal/driver/fetch.go

diff --git a/internal/driver/fetch.go b/internal/driver/fetch.go
index 0809cd0..cc31971 100644
--- a/internal/driver/fetch.go
+++ b/internal/driver/fetch.go
@@ -110,7 +110,14 @@
 
 		tempFile, err := newTempFile(dir, prefix, ".pb.gz")
 		if err == nil {
-			if err = p.Write(tempFile); err == nil {
+			writeErr := p.Write(tempFile)
+			closeErr := tempFile.Close()
+			switch {
+			case writeErr != nil:
+				err = writeErr
+			case closeErr != nil:
+				err = closeErr
+			default:
 				o.UI.PrintErr("Saved profile in ", tempFile.Name())
 			}
 		}