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patches: littlefs2 properly init class variables #1059

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pennam merged 1 commit into from
Dec 5, 2025
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patches: littlefs2 properly init class variables #1059

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45 changes: 45 additions & 0 deletions patches/0265-littlefs2-Properly-init-class-variables-451.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,45 @@
From 4c7dfb1748407146b5bc0a4fe05a35aec56918db Mon Sep 17 00:00:00 2001
From: Jamie Smith <jsmith@crackofdawn.onmicrosoft.com>
Date: Thu, 17 Apr 2025 00:37:26 -0700
Subject: [PATCH] littlefs2: Properly init class variables (#451)

* littlefs2: Properly init class variables

* Style fix
---
.../littlefsv2/include/littlefsv2/LittleFileSystem2.h | 6 +++---
storage/filesystem/littlefsv2/source/LittleFileSystem2.cpp | 1 -
2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/storage/filesystem/littlefsv2/include/littlefsv2/LittleFileSystem2.h b/storage/filesystem/littlefsv2/include/littlefsv2/LittleFileSystem2.h
index d753b3fb11..0d13ef7fb5 100644
--- a/storage/filesystem/littlefsv2/include/littlefsv2/LittleFileSystem2.h
+++ b/storage/filesystem/littlefsv2/include/littlefsv2/LittleFileSystem2.h
@@ -289,9 +289,9 @@ protected:
#endif //!(DOXYGEN_ONLY)

private:
- lfs2_t _lfs; // The actual file system
- struct lfs2_config _config;
- mbed::BlockDevice *_bd; // The block device
+ lfs2_t _lfs{}; // The actual file system
+ struct lfs2_config _config {};
+ mbed::BlockDevice *_bd = nullptr; // The block device

// thread-safe locking
PlatformMutex _mutex;
diff --git a/storage/filesystem/littlefsv2/source/LittleFileSystem2.cpp b/storage/filesystem/littlefsv2/source/LittleFileSystem2.cpp
index ea270a48d3..f5ac519e0b 100644
--- a/storage/filesystem/littlefsv2/source/LittleFileSystem2.cpp
+++ b/storage/filesystem/littlefsv2/source/LittleFileSystem2.cpp
@@ -149,7 +149,6 @@ LittleFileSystem2::LittleFileSystem2(const char *name, BlockDevice *bd,
lfs2_size_t cache_size, lfs2_size_t lookahead_size)
: FileSystem(name)
{
- memset(&_config, 0, sizeof(_config));
_config.block_size = block_size;
_config.block_cycles = block_cycles;
_config.cache_size = cache_size;
--
2.51.0