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| author | Luke Shumaker <lukeshu@lukeshu.com> | 2023-07-22 00:56:38 -0600 |
|---|---|---|
| committer | Luke Shumaker <lukeshu@lukeshu.com> | 2023-07-22 00:56:38 -0600 |
| commit | 8b2af4e0ec1ed6d07ce5f9da5a5e3cdfa010522d (patch) | |
| tree | a92675c6a331ff56cd6640556ea3425da5834879 | |
| parent | 7a1389d3a92955db0ef1e4b5fd9f55cd7906a693 (diff) | |
rebuildmappings scan: Fix a use-after-free bug
| -rw-r--r-- | cmd/btrfs-rec/inspect/rebuildmappings/scan.go | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/cmd/btrfs-rec/inspect/rebuildmappings/scan.go b/cmd/btrfs-rec/inspect/rebuildmappings/scan.go index 76d8a75..d96005e 100644 --- a/cmd/btrfs-rec/inspect/rebuildmappings/scan.go +++ b/cmd/btrfs-rec/inspect/rebuildmappings/scan.go @@ -133,7 +133,7 @@ func (scanner *deviceScanner) ScanNode(ctx context.Context, addr btrfsvol.Physic addr, i) scanner.result.FoundChunks = append(scanner.result.FoundChunks, FoundChunk{ Key: item.Key, - Chunk: *itemBody, + Chunk: itemBody.Clone(), }) case *btrfsitem.Error: dlog.Errorf(ctx, "node@%v: item %v: error: malformed CHUNK_ITEM: %v", @@ -148,7 +148,7 @@ func (scanner *deviceScanner) ScanNode(ctx context.Context, addr btrfsvol.Physic addr, i) scanner.result.FoundBlockGroups = append(scanner.result.FoundBlockGroups, FoundBlockGroup{ Key: item.Key, - BG: *itemBody, + BG: itemBody.Clone(), }) case *btrfsitem.Error: dlog.Errorf(ctx, "node@%v: item %v: error: malformed BLOCK_GROUP_ITEM: %v", @@ -163,7 +163,7 @@ func (scanner *deviceScanner) ScanNode(ctx context.Context, addr btrfsvol.Physic addr, i) scanner.result.FoundDevExtents = append(scanner.result.FoundDevExtents, FoundDevExtent{ Key: item.Key, - DevExt: *itemBody, + DevExt: itemBody.Clone(), }) case *btrfsitem.Error: dlog.Errorf(ctx, "node@%v: item %v: error: malformed DEV_EXTENT: %v", @@ -178,7 +178,7 @@ func (scanner *deviceScanner) ScanNode(ctx context.Context, addr btrfsvol.Physic addr, i) scanner.result.FoundExtentCSums = append(scanner.result.FoundExtentCSums, FoundExtentCSum{ Generation: node.Head.Generation, - Sums: *itemBody, + Sums: itemBody.Clone(), }) case *btrfsitem.Error: dlog.Errorf(ctx, "node@%v: item %v: error: malformed is EXTENT_CSUM: %v", |