From 7ecdaf3ac8f63de014fce26e95444f4a420ffcb3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andrius=20=C5=A0tikonas?= <andrius@stikonas.eu>
Date: Sun, 4 Oct 2020 22:21:58 +0100
Subject: [PATCH] Fix resizing of fat partitions.

Workaround a bug in fatresize (or libparted) where resizing to
partition length failed. Instead try to resize to length - 1.

BUG: 407834
---
 src/fs/fat16.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/fs/fat16.cpp b/src/fs/fat16.cpp
index e225178..7f79b2c 100644
--- a/src/fs/fat16.cpp
+++ b/src/fs/fat16.cpp
@@ -81,7 +81,7 @@ bool fat16::create(Report& report, const QString& deviceNode)
 
 bool fat16::resize(Report& report, const QString& deviceNode, qint64 length) const
 {
-    ExternalCommand cmd(report, QStringLiteral("fatresize"), { QStringLiteral("--verbose"), QStringLiteral("--size"), QString::number(length), deviceNode });
+    ExternalCommand cmd(report, QStringLiteral("fatresize"), { QStringLiteral("--verbose"), QStringLiteral("--size"), QString::number(length - 1), deviceNode });
     return cmd.run(-1) && cmd.exitCode() == 0;
 }