format src/systemcmds/mixer

src/systemcmds/mixer/mixer.cpp

@@ -76,22 +76,26 @@ mixer_main(int argc, char *argv[])
 		}
 
 		int ret = load(argv[2], argv[3]);
-		if(ret !=0) {
+
+		if (ret != 0) {
 			warnx("failed to load mixer");
 			return 1;
 		}
+
 	} else {
 		usage("Unknown command");
 		return 1;
 	}
+
 	return 0;
 }
 
 static void
 usage(const char *reason)
 {
-	if (reason)
+	if (reason) {
 		PX4_INFO("%s\n", reason);
+	}
 
 	PX4_INFO("usage:\n");
 	PX4_INFO("  mixer load <device> <filename>\n");
@@ -102,7 +106,7 @@ load(const char *devname, const char *fname)
 {
 	// sleep a while to ensure device has been set up
 	usleep(20000);
-	
+
 	int		dev;
 	char		buf[2048];
 
@@ -130,5 +134,6 @@ load(const char *devname, const char *fname)
 		warnx("error loading mixers from %s", fname);
 		return 1;
 	}
+
 	return 0;
 }