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Add comment about ignoring Sscanf error

Docker-DCO-1.1-Signed-off-by: Charles Lindsay <chaz@chazomatic.us> (github: chazomaticus)
Charles Lindsay 11 年之前
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dea3c2655d
共有 1 個文件被更改,包括 2 次插入0 次删除
  1. 2 0
      utils/utils.go

+ 2 - 0
utils/utils.go

@@ -614,6 +614,8 @@ func ParseRelease(release string) (*KernelVersionInfo, error) {
 		flavor                       string
 	)
 
+	// Ignore error from Sscanf to allow an empty flavor.  Instead, just
+	// make sure we got all the version numbers.
 	parsed, _ = fmt.Sscanf(release, "%d.%d.%d%s", &kernel, &major, &minor, &flavor)
 	if parsed < 3 {
 		return nil, errors.New("Can't parse kernel version " + release)