diff options
| author | Ram Malovany <ramm@ti.com> | 2012-07-19 10:26:09 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-09-14 09:59:26 -0700 |
| commit | 27c3ea1ee98c3e25642b12ecf0b4ca5dc7a60f51 (patch) | |
| tree | 9951e80fe5569e0262de061fb2bae0e686e2ce77 /net | |
| parent | 7c3b873743b682dc1c66cac3eb4fdcba3f567a3a (diff) | |
Bluetooth: Fix using NULL inquiry entry
commit c810089c27e48b816181b454fcc493d19fdbc2ba upstream.
If entry wasn't found in the hci_inquiry_cache_lookup_resolve do not
resolve the name.This will fix a kernel crash when trying to use NULL
pointer.
Signed-off-by: Ram Malovany <ramm@ti.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/hci_event.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 94ad124a4ea..a3bd3ed8450 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -1375,6 +1375,9 @@ static bool hci_resolve_next_name(struct hci_dev *hdev) return false; e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED); + if (!e) + return false; + if (hci_resolve_name(hdev, e) == 0) { e->name_state = NAME_PENDING; return true; |