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component/bt: Unlock reserve of SCN 1 for HFP

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baohongde 2018-09-13 20:17:37 +08:00 committed by bot
parent 31c14a5ee4
commit 738522f1a3
1 changed files with 4 additions and 8 deletions
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12
components/bt/bluedroid/stack/btm/btm_acl.c
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@ -1522,11 +1522,10 @@ UINT8 BTM_AllocateSCN(void)
{
UINT8 x;
BTM_TRACE_DEBUG ("BTM_AllocateSCN\n");
// stack reserves scn 1 for HFP, HSP we still do the correct way
for (x = 1; x < BTM_MAX_SCN; x++) {
if (!btm_cb.btm_scn[x]) {
btm_cb.btm_scn[x] = TRUE;
return (x + 1);
if (!btm_cb.btm_scn[x - 1]) {
btm_cb.btm_scn[x - 1] = TRUE;
return x;
}
}
return (0); /* No free ports */
@ -1545,10 +1544,7 @@ UINT8 BTM_AllocateSCN(void)
#if (CLASSIC_BT_INCLUDED == TRUE)
BOOLEAN BTM_TryAllocateSCN(UINT8 scn)
{
/* Make sure we don't exceed max port range.
* Stack reserves scn 1 for HFP, HSP we still do the correct way.
*/
if ( (scn >= BTM_MAX_SCN) || (scn == 1) ) {
if (scn >= BTM_MAX_SCN) {
return FALSE;
}