greybus: loopback_test: Decrease the max number of devices

Its unrealistic to expect 50 loopback devices,
and the mask parameter can hold up to "int" anyways
so decrease to max number of devices to sane value.
Signed-off-by: Axel Haslam <ahaslam@baylibre.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/tools/loopback_test.c

@@ -17,7 +17,7 @@
 #include <unistd.h>
 #include <dirent.h>
 
-#define MAX_NUM_DEVICES 50
+#define MAX_NUM_DEVICES 10
 #define MAX_SYSFS_PATH	0x200
 #define CSV_MAX_LINE	0x1000
 #define SYSFS_MAX_INT	0x20