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usb-mtp: print parent path in IN_IGNORED trace fn 

Fix a possible null dereference when deleting a folder and
its contents. An ignored event might be received for its contents
after the parent folder is deleted which will return a null object.

Signed-off-by: Bandan Das <bsd@redhat.com>
Message-id: 20180223164829.29683-3-bsd@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Bandan Das 2018-02-23 11:48:26 -05:00 committed by Gerd Hoffmann
parent 9c72758439
commit 5d13ebeacc
1 changed files with 2 additions and 3 deletions
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5
hw/usb/dev-mtp.c
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@ -540,9 +540,8 @@ static void inotify_watchfn(void *arg)
break;
case IN_IGNORED:
o = usb_mtp_object_lookup_name(parent, event->name, event->len);
trace_usb_mtp_inotify_event(s->dev.addr, o->path,
event->mask, "Obj ignored");
trace_usb_mtp_inotify_event(s->dev.addr, parent->path,
event->mask, "Obj parent dir ignored");
break;
default: