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Merge pull request #273 from rzajac/mem-file-truncate-use-lock 

mem.File.Truncate should use lock
This commit is contained in:
Michail Kargakis 2020-11-15 14:23:41 +01:00 committed by GitHub
parent 6c0630556d d175ebcca8
commit 736b98e92c
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1 changed files with 2 additions and 0 deletions
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mem/file.go
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@ -210,6 +210,8 @@ func (f *File) Truncate(size int64) error {
if size < 0 {
return ErrOutOfRange
}
f.fileData.Lock()
defer f.fileData.Unlock()
if size > int64(len(f.fileData.data)) {
diff := size - int64(len(f.fileData.data))
f.fileData.data = append(f.fileData.data, bytes.Repeat([]byte{00}, int(diff))...)