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[Qemu-devel] [PATCH v4 2/5] usb-mtp: print parent path in IN_IGNORED tra
From: |
Bandan Das |
Subject: |
[Qemu-devel] [PATCH v4 2/5] usb-mtp: print parent path in IN_IGNORED trace fn |
Date: |
Tue, 20 Feb 2018 17:59:01 -0500 |
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 <address@hidden>
---
hw/usb/dev-mtp.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c
index b55aa8205e..63f8f3b90b 100644
--- a/hw/usb/dev-mtp.c
+++ b/hw/usb/dev-mtp.c
@@ -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:
--
2.14.3