Code: int sock_send_all(int sock_fd, const uint8_t* buf, int len)
{
 int s = len;

     int ret;
     while(s)
     {
        do ret = send(sock_fd, buf, s, 0);
         while(ret < 0 && errno == EINTR);
         if(ret <= 0)
         {
            BTIF_TRACE_ERROR("sock fd:%d send errno:%d, ret:%d", sock_fd, errno, ret);
 return -1;
 }
        buf += ret;
        s -= ret;
 }
 return len;
}

Vulnerability Type: DoS 
CWE ID: CWE-284
Summary: Bluetooth in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-08-01 allows attackers to cause a denial of service (loss of Bluetooth 911 functionality) via a crafted application that sends a signal to a Bluetooth process, aka internal bug 28885210.
Commit Message: DO NOT MERGE Fix potential DoS caused by delivering signal to BT process

Bug: 28885210
Change-Id: I63866d894bfca47464d6e42e3fb0357c4f94d360

 Conflicts:
	btif/co/bta_hh_co.c
	btif/src/btif_core.c
Merge conflict resolution of ag/1161415 (referencing ag/1164670)
- Directly into mnc-mr2-release
