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Fix /proc/kcore mount of /dev/null

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Docker-DCO-1.1-Signed-off-by: Michael Crosby <michael@crosbymichael.com> (github: crosbymichael)
Upstream-commit: 24e0df8136c238cb3e231b939a82058950e6eb02
Component: engine
This commit is contained in:
Michael Crosby
2014-05-01 13:55:23 -07:00
parent 6012a16a9d
commit 4decb81304
1 changed files with 1 additions and 2 deletions
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3
components/engine/pkg/libcontainer/security/restrict/restrict.go
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@ -20,8 +20,7 @@ func Restrict() error {
return fmt.Errorf("unable to remount %s readonly: %s", dest, err)
}
}
if err := system.Mount("/proc/kcore", "/dev/null", "", syscall.MS_BIND, ""); err != nil {
if err := system.Mount("/dev/null", "/proc/kcore", "", syscall.MS_BIND, ""); err != nil {
return fmt.Errorf("unable to bind-mount /dev/null over /proc/kcore")
}