From: Johan Hedberg <redacted>
The LE dynamic PSM range is different from BR/EDR (0x0080 - 0x00ff)
and doesn't have requirements relating to parity, so separate checks
are needed.
Signed-off-by: Johan Hedberg <redacted>
---
net/bluetooth/l2cap_core.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 39a5149f3010..eb4f5f24cbe3 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -197,10 +197,20 @@ int l2cap_add_psm(struct l2cap_chan *chan, bdaddr_t *src, __le16 psm)
chan->sport = psm;
err = 0;
} else {
- u16 p;
+ u16 p, start, end, incr;
+
+ if (chan->src_type == BDADDR_BREDR) {
+ start = L2CAP_PSM_DYN_START;
+ end = L2CAP_PSM_AUTO_END;
+ incr = 2;
+ } else {
+ start = L2CAP_PSM_LE_DYN_START;
+ end = L2CAP_PSM_LE_DYN_END;
+ incr = 1;
+ }
err = -EINVAL;
- for (p = 0x1001; p < 0x1100; p += 2)
+ for (p = start; p <= end; p += incr)
if (!__l2cap_global_chan_by_addr(cpu_to_le16(p), src)) {
chan->psm = cpu_to_le16(p);
chan->sport = cpu_to_le16(p);--
2.5.0