diff options
Diffstat (limited to 'pkg/util')
| -rw-r--r-- | pkg/util/mountOpts.go | 12 | ||||
| -rw-r--r-- | pkg/util/utils_linux.go | 6 |
2 files changed, 12 insertions, 6 deletions
diff --git a/pkg/util/mountOpts.go b/pkg/util/mountOpts.go index d8b14c0df..2a0101791 100644 --- a/pkg/util/mountOpts.go +++ b/pkg/util/mountOpts.go @@ -45,14 +45,18 @@ func ProcessOptions(options []string, isTmpfs bool, sourcePath string) ([]string } } - switch splitOpt[0] { - case "O": - foundOverlay = true - case "idmap": + if strings.HasPrefix(splitOpt[0], "idmap") { if foundIdmap { return nil, errors.Wrapf(ErrDupeMntOption, "the 'idmap' option can only be set once") } foundIdmap = true + newOptions = append(newOptions, opt) + continue + } + + switch splitOpt[0] { + case "O": + foundOverlay = true case "exec", "noexec": if foundExec { return nil, errors.Wrapf(ErrDupeMntOption, "only one of 'noexec' and 'exec' can be used") diff --git a/pkg/util/utils_linux.go b/pkg/util/utils_linux.go index 288137ca5..1cffab19d 100644 --- a/pkg/util/utils_linux.go +++ b/pkg/util/utils_linux.go @@ -39,8 +39,10 @@ func FindDeviceNodes() (map[string]string, error) { if !ok { return errors.Errorf("Could not convert stat output for use") } - major := sysstat.Rdev / 256 - minor := sysstat.Rdev % 256 + // We must typeconvert sysstat.Rdev from uint64->int to avoid constant overflow + rdev := int(sysstat.Rdev) + major := ((rdev >> 8) & 0xfff) | ((rdev >> 32) & ^0xfff) + minor := (rdev & 0xff) | ((rdev >> 12) & ^0xff) nodes[fmt.Sprintf("%d:%d", major, minor)] = path |