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Cleans up files created if there is a failure.

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PiperOrigin-RevId: 206674267
Change-Id: Ifc4eb19e0882e8bed566e9c553af910925fe6ae2
This commit is contained in:
Brielle Broder
2018-07-30 17:18:02 -07:00
committed by Shentubot
parent 0a55f8c1c1
commit 543c997978
1 changed files with 6 additions and 0 deletions
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runsc/fsgofer/fsgofer.go
+6
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@@ -392,11 +392,17 @@ func (l *localFile) Create(name string, mode p9.OpenFlags, perm p9.FileMode, uid
}
if err := fchown(fd, uid, gid); err != nil {
syscall.Close(fd)
if e := syscall.Unlinkat(l.controlFD(), name); e != nil {
log.Warningf("error unlinking file %q after failed chown: %v", name, e)
}
return nil, nil, p9.QID{}, 0, extractErrno(err)
}
stat, err := stat(fd)
if err != nil {
syscall.Close(fd)
if e := syscall.Unlinkat(l.controlFD(), name); e != nil {
log.Warningf("error unlinking file %q after failed stat: %v", name, e)
}
return nil, nil, p9.QID{}, 0, extractErrno(err)
}