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erasure: allocate buffer only for non-nil disk (#1811)

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Bala FA 2016-06-01 00:25:50 +05:30 committed by Harshavardhana
parent 89f65333fb
commit db2fdbf38d
1 changed files with 2 additions and 3 deletions
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5
erasure-readfile.go
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@ -34,12 +34,11 @@ func (e erasure) ReadFile(volume, path string, startOffset int64, buffer []byte)
// Read from all the disks. // Read from all the disks.
for index, disk := range e.storageDisks { for index, disk := range e.storageDisks {
blockIndex := e.distribution[index] - 1 blockIndex := e.distribution[index] - 1
// Initialize shard slice and fill the data from each parts.
enBlocks[blockIndex] = make([]byte, curEncBlockSize)
if disk == nil { if disk == nil {
enBlocks[blockIndex] = nil
continue continue
} }
// Initialize shard slice and fill the data from each parts.
enBlocks[blockIndex] = make([]byte, curEncBlockSize)
// Read the necessary blocks. // Read the necessary blocks.
_, err := disk.ReadFile(volume, path, offsetEncOffset, enBlocks[blockIndex]) _, err := disk.ReadFile(volume, path, offsetEncOffset, enBlocks[blockIndex])
if err != nil { if err != nil {