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authorMichael Pratt <mpratt@google.com>2019-05-17 13:46:18 -0700
committerShentubot <shentubot@google.com>2019-05-17 13:47:40 -0700
commit4a842836e560322bb3944b59ff43b9d60cc0f867 (patch)
treed49985b67ce92bdac5a5a2fab8b18be35d3643b9 /runsc/fsgofer/fsgofer.go
parent04105781ad558662e1e48bad17197df244ff7841 (diff)
Return EPERM for mknod
This more directly matches what Linux does with unsupported nodes. PiperOrigin-RevId: 248780425 Change-Id: I17f3dd0b244f6dc4eb00e2e42344851b8367fbec
Diffstat (limited to 'runsc/fsgofer/fsgofer.go')
-rw-r--r--runsc/fsgofer/fsgofer.go5
1 files changed, 4 insertions, 1 deletions
diff --git a/runsc/fsgofer/fsgofer.go b/runsc/fsgofer/fsgofer.go
index b185015b6..2cf50290a 100644
--- a/runsc/fsgofer/fsgofer.go
+++ b/runsc/fsgofer/fsgofer.go
@@ -860,7 +860,10 @@ func (l *localFile) Link(target p9.File, newName string) error {
//
// Not implemented.
func (*localFile) Mknod(_ string, _ p9.FileMode, _ uint32, _ uint32, _ p9.UID, _ p9.GID) (p9.QID, error) {
- return p9.QID{}, syscall.ENOSYS
+ // From mknod(2) man page:
+ // "EPERM: [...] if the filesystem containing pathname does not support
+ // the type of node requested."
+ return p9.QID{}, syscall.EPERM
}
// UnlinkAt implements p9.File.