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socket_rpmsg: fix recv block when remote close early

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MIRTOS-849

Change-Id: Id9ff88099bdc0efb27d64ffa8e407f5a9dd40e33
Signed-off-by: ligd <liguiding1@xiaomi.com>
(cherry picked from commit 85b917e20869f415c847c37731c5745c7942a9fd)
This commit is contained in:
ligd 2021-07-14 17:58:01 +08:00 • committed by Gustavo Henrique Nihei
parent b9ec0063bc
commit 92eec01f56
1 changed files with 5 additions and 0 deletions
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5
net/rpmsg/rpmsg_sockif.c
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@ -253,6 +253,11 @@ static int rpmsg_socket_wakeup(FAR struct rpmsg_socket_conn_s *conn)
uint32_t space;
int ret = 0;
if (!conn->ept.rdev)
{
return ret;
}
space = conn->recvpos - conn->lastpos;
if (space > circbuf_size(&conn->recvbuf) / 2)