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55d0f97434
Upstream PR: https://github.com/littlefs-project/littlefs/pull/584 introduced a check that the block count matches the superblock. However that can cause some issues for filesystem that were formatted with a wrong block count and later corrected.
32 lines
1.3 KiB
Diff
32 lines
1.3 KiB
Diff
--- lfs.c 2025-04-14 12:03:45.959258416 +0200
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+++ lfs.c.patched 2025-04-14 12:03:23.044370382 +0200
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@@ -4521,15 +4521,20 @@
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}
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// this is where we get the block_count from disk if block_count=0
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- if (lfs->cfg->block_count
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- && superblock.block_count != lfs->cfg->block_count) {
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- LFS_ERROR("Invalid block count (%"PRIu32" != %"PRIu32")",
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- superblock.block_count, lfs->cfg->block_count);
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- err = LFS_ERR_INVAL;
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- goto cleanup;
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- }
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+ //
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+ // if (lfs->cfg->block_count
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+ // && superblock.block_count != lfs->cfg->block_count) {
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+ // LFS_ERROR("Invalid block count (%"PRIu32" != %"PRIu32")",
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+ // superblock.block_count, lfs->cfg->block_count);
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+ // err = LFS_ERR_INVAL;
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+ // goto cleanup;
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+ // }
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- lfs->block_count = superblock.block_count;
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+ if (lfs->cfg->block_count) {
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+ lfs->block_count = lfs->cfg->block_count;
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+ } else {
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+ lfs->block_count = superblock.block_count;
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+ }
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if (superblock.block_size != lfs->cfg->block_size) {
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LFS_ERROR("Invalid block size (%"PRIu32" != %"PRIu32")",
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