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FAT editing: fix creating files that are multiple of cluster size

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Closes #568
This commit is contained in:
Floris Bos 2023-03-22 16:42:10 +01:00
parent 493869e47a
commit 65f6a07fae
2 changed files with 8 additions and 1 deletions
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7
debian/changelog vendored
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@ -1,3 +1,10 @@
rpi-imager (1.7.4.1) unstable; urgency=medium
* Advanced settings: fix creating files on FAT partition that are
an exact multiple of cluster size.
-- Floris Bos <bos@je-eigen-domein.nl> Wed, 22 Mar 2023 16:15:00 +0100
rpi-imager (1.7.4) unstable; urgency=medium rpi-imager (1.7.4) unstable; urgency=medium
* Advanced settings: fix escaping single quotes * Advanced settings: fix escaping single quotes

2
src/devicewrapperfatpartition.cpp
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@ -320,7 +320,7 @@ void DeviceWrapperFatPartition::writeFile(const QString &filename, const QByteAr
break; break;
} }
if (clustersNeeded) if (clustersNeeded && contents.length() % _bytesPerCluster)
{ {
/* Zero out last cluster tip */ /* Zero out last cluster tip */
uint32_t extraBytesAtEndOfCluster = _bytesPerCluster - (contents.length() % _bytesPerCluster); uint32_t extraBytesAtEndOfCluster = _bytesPerCluster - (contents.length() % _bytesPerCluster);