From ffe2207022f941c9c638fbf20878b3bff74c53d9 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 25 Jun 2021 23:11:03 +0530
Subject: [PATCH] Fix a typo that broke device detection on Linux

---
 src/calibre/devices/usbms/device.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/calibre/devices/usbms/device.py b/src/calibre/devices/usbms/device.py
index 41d908f07c..2af3db7e1d 100644
--- a/src/calibre/devices/usbms/device.py
+++ b/src/calibre/devices/usbms/device.py
@@ -493,7 +493,7 @@ class Device(DeviceConfig, DevicePlugin):
                     node = parts[idx+1]
                     try:
                         with open(sz, 'rb') as szf:
-                            exists = szf.read().decode('utf-8') > 0
+                            exists = int(szf.read().decode('utf-8')) > 0
                         if exists:
                             node = self.find_largest_partition(x)
                             ok[node] = True