Hi Vladimir,
> If the current process is exiting, lingering on socket close will make
> it unkillable, so we should avoid it.
>
> Reproducer:
>
> #include <sys/types.h>
> #include <sys/socket.h>
>
> #define BTPROTO_L2CAP 0
> #define BTPROTO_SCO 2
> #define BTPROTO_RFCOMM 3
>
> int main()
> {
> int fd;
> struct linger ling;
>
> fd = socket(PF_BLUETOOTH, SOCK_STREAM, BTPROTO_RFCOMM);
> //or: fd = socket(PF_BLUETOOTH, SOCK_DGRAM, BTPROTO_L2CAP);
> //or: fd = socket(PF_BLUETOOTH, SOCK_SEQPACKET, BTPROTO_SCO);
>
> ling.l_onoff = 1;
> ling.l_linger = 1000000000;
> setsockopt(fd, SOL_SOCKET, SO_LINGER, &ling, sizeof(ling));
>
> return 0;
> }
>
> Signed-off-by: Vladimir Davydov <vdavydov@xxxxxxxxxxxxx>
> Cc: Marcel Holtmann <marcel@xxxxxxxxxxxx>
> Cc: Gustavo Padovan <gustavo@xxxxxxxxxxx>
> Cc: Johan Hedberg <johan.hedberg@xxxxxxxxx>
> ---
> net/bluetooth/l2cap_sock.c | 3 ++-
> net/bluetooth/rfcomm/sock.c | 3 ++-
> net/bluetooth/sco.c | 6 ++++--
> 3 files changed, 8 insertions(+), 4 deletions(-)
patch has been applied to bluetooth-next tree.
Regards
Marcel
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