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| author | Gustavo F. Padovan <padovan@profusion.mobi> | 2010-07-24 01:34:54 -0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2010-07-27 12:33:49 -0700 |
| commit | da5f6c37eee040775997191d1a1bc91c0c1e51eb (patch) | |
| tree | 91c50ab042076832cba9542e594b7f3a730c7892 /net/bluetooth | |
| parent | 0bbdf6cba0fb730ae2f2cfd5ead3d1e2e5498ddc (diff) | |
| download | lwn-da5f6c37eee040775997191d1a1bc91c0c1e51eb.tar.gz lwn-da5f6c37eee040775997191d1a1bc91c0c1e51eb.zip | |
Bluetooth: Test 'count' value before enter the loop
Testing first we avoid enter the loop when count = 0.
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/hci_core.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 995c9f9b84d0..8303f1c9ef54 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1149,7 +1149,7 @@ int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count) if (type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT) return -EILSEQ; - do { + while (count) { rem = hci_reassembly(hdev, type, data, count, type - 1, GFP_ATOMIC); if (rem < 0) @@ -1157,7 +1157,7 @@ int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count) data += (count - rem); count = rem; - } while (count); + }; return rem; } @@ -1170,7 +1170,7 @@ int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count) int type; int rem = 0; - do { + while (count) { struct sk_buff *skb = hdev->reassembly[STREAM_REASSEMBLY]; if (!skb) { @@ -1192,7 +1192,7 @@ int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count) data += (count - rem); count = rem; - } while (count); + }; return rem; } |