diff options
| author | Rahat Mahmood <rahat@google.com> | 2020-12-07 17:58:56 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-12-07 18:00:54 -0800 |
| commit | 9c198e5df4216feb5ebbf144e3b616888dfe3c27 (patch) | |
| tree | 2ac3ae16dbb8d79109deaf2b6a821990e09f1863 /pkg/sentry/fsimpl/fuse/connection_control.go | |
| parent | 1aeca3bfb7dc4253126eef3cc2fc765d372b2fea (diff) | |
Fix error handling on fusefs mount.
Don't propagate arbitrary golang errors up from fusefs because errors
that don't map to an errno result in a sentry panic.
Reported-by: syzbot+697cb635346e456fddfc@syzkaller.appspotmail.com
PiperOrigin-RevId: 346220306
Diffstat (limited to 'pkg/sentry/fsimpl/fuse/connection_control.go')
| -rw-r--r-- | pkg/sentry/fsimpl/fuse/connection_control.go | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/pkg/sentry/fsimpl/fuse/connection_control.go b/pkg/sentry/fsimpl/fuse/connection_control.go index 1b3459c1d..4ab894965 100644 --- a/pkg/sentry/fsimpl/fuse/connection_control.go +++ b/pkg/sentry/fsimpl/fuse/connection_control.go @@ -84,11 +84,7 @@ func (conn *connection) InitSend(creds *auth.Credentials, pid uint32) error { Flags: fuseDefaultInitFlags, } - req, err := conn.NewRequest(creds, pid, 0, linux.FUSE_INIT, &in) - if err != nil { - return err - } - + req := conn.NewRequest(creds, pid, 0, linux.FUSE_INIT, &in) // Since there is no task to block on and FUSE_INIT is the request // to unblock other requests, use nil. return conn.CallAsync(nil, req) |