Implement GOSec for security scanning Fix vulnerabilities (#227)

* Implement GOSec for security scanning Fix vulnerabilities

* Fix lint failure

* address PR comments and fix build break

* Fix test break in mqsc

cmd/runmqserver/mirror.go

@@ -139,7 +139,10 @@ func mirrorLog(ctx context.Context, wg *sync.WaitGroup, path string, fromStart b
 		// Always start at the beginning if we've been told to go from the start
 		if offset != 0 && !fromStart {
 			log.Debugf("Seeking offset %v in file %v", offset, path)
-			f.Seek(offset, 0)
+			_, err = f.Seek(offset, 0)
+			if err != nil {
+				log.Errorf("Unable to return to offset %v: %v", offset, err)
+			}
 		}
 		closing := false
 		for {
@@ -159,7 +162,10 @@ func mirrorLog(ctx context.Context, wg *sync.WaitGroup, path string, fromStart b
 				// could skip all those messages.  This could happen with a very small
 				// MQ error log size.
 				mirrorAvailableMessages(f, mf)
-				f.Close()
+				err = f.Close()
+				if err != nil {
+					log.Errorf("Unable to close mirror file handle: %v", err)
+				}
 				// Re-open file
 				log.Debugf("Re-opening error log file %v", path)
 				f, err = os.OpenFile(path, os.O_RDONLY, 0)