crypto/rand: close /dev/random on plan9 after seeding
Change-Id: I77241ed2ccace63062e862438dd9d7fcebc88201
GitHub-Last-Rev:
dbff3282e06ac8a9af1635c750a37d1d69f18fc8
GitHub-Pull-Request: golang/go#66505
Reviewed-on: https://go-review.googlesource.com/c/go/+/573976
Auto-Submit: Emmanuel Odeke <emmanuel@orijtech.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Filippo Valsorda <filippo@golang.org>
Run-TryBot: Emmanuel Odeke <emmanuel@orijtech.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>