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Add comment about ignoring Sscanf error 

Docker-DCO-1.1-Signed-off-by: Charles Lindsay <chaz@chazomatic.us> (github: chazomaticus)
This commit is contained in:
Charles Lindsay 2014-01-22 09:32:50 -08:00
parent cce099aa34
commit dea3c2655d
1 changed files with 2 additions and 0 deletions
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2
utils/utils.go
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@ -614,6 +614,8 @@ func ParseRelease(release string) (*KernelVersionInfo, error) {
flavor string 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) parsed, _ = fmt.Sscanf(release, "%d.%d.%d%s", &kernel, &major, &minor, &flavor)
if parsed < 3 { if parsed < 3 {
return nil, errors.New("Can't parse kernel version " + release) return nil, errors.New("Can't parse kernel version " + release)