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Fix divide by 0 error when directio.AlignSize is 0 (#7591)

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Krishna Srinivas 2019-04-26 16:08:15 -07:00 committed by kannappanr
parent 83ca1a8d64
commit b93ef73f9b
1 changed files with 2 additions and 1 deletions
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3
cmd/posix.go
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@ -45,6 +45,7 @@ const (
diskMinTotalSpace = diskMinFreeSpace // Min 900MiB total space.
maxAllowedIOError = 5
posixWriteBlockSize = 4 * humanize.MiByte
directioAlignSize = 4096 // DirectIO alignment needs to be 4K. Defined here as directio.AlignSize is defined as 0 in MacOS causing divide by 0 error.
)
// isValidVolname verifies a volname name in accordance with object
@ -1142,7 +1143,7 @@ func (s *posix) CreateFile(volume, path string, fileSize int64, r io.Reader) (er
if err != nil {
return err
}
remainingAligned := (remaining / directio.AlignSize) * directio.AlignSize
remainingAligned := (remaining / directioAlignSize) * directioAlignSize
remainingAlignedBuf := buf[:remainingAligned]
remainingUnalignedBuf := buf[remainingAligned:]
if len(remainingAlignedBuf) > 0 {