Message ID | alpine.LNX.2.00.1101140000541.11347@swampdragon.chaosbits.net |
---|---|
State | Not Applicable, archived |
Delegated to: | David Miller |
Headers | show |
Hi Jesper, * Jesper Juhl <jj@chaosbits.net> [2011-01-14 00:18:49 +0100]: > If alloc_skb() fails in read_index_list() we'll return -ENOMEM without > releasing 'hci_dev_list_lock'. > > Signed-off-by: Jesper Juhl <jj@chaosbits.net> > --- > mgmt.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) Patch has been applied. Thanks.
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index f827fd9..ace8726 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -111,8 +111,10 @@ static int read_index_list(struct sock *sk) body_len = sizeof(*ev) + sizeof(*rp) + (2 * count); skb = alloc_skb(sizeof(*hdr) + body_len, GFP_ATOMIC); - if (!skb) + if (!skb) { + read_unlock(&hci_dev_list_lock); return -ENOMEM; + } hdr = (void *) skb_put(skb, sizeof(*hdr)); hdr->opcode = cpu_to_le16(MGMT_EV_CMD_COMPLETE);
If alloc_skb() fails in read_index_list() we'll return -ENOMEM without releasing 'hci_dev_list_lock'. Signed-off-by: Jesper Juhl <jj@chaosbits.net> --- mgmt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)