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tools: acrn-manager: fix mngr_send_msg() return 0 when read ack fail

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Ported from apl_sdc_stable branch.
When do IPC with mngr_send_msg(), and ack is required but failed to
get ack,  mngr_send_msg() still return 0, that is not correct.

Tracked-On: #2398
Signed-off-by: Tao Yuhong <yuhong.tao@intel.com>
Signed-off-by: Wei Liu <weix.w.liu@intel.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Yan, Like <like.yan@intel.com>
This commit is contained in:
Tao Yuhong 2019-01-22 20:08:01 +08:00 committed by ACRN System Integration
parent 6ac9e15a2b
commit 2b900a43de
1 changed files with 4 additions and 2 deletions
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6
tools/acrn-manager/acrn_mngr.c
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@ -618,8 +618,10 @@ int mngr_send_msg(int fd, struct mngr_msg *req, struct mngr_msg *ack,
else
select(socket_fd + 1, &rfd, NULL, NULL, NULL);
if (!FD_ISSET(socket_fd, &rfd))
return 0;
if (!FD_ISSET(socket_fd, &rfd)) {
printf("%s %d\n", __FUNCTION__, __LINE__);
return -1;
}
ret = read(socket_fd, ack, sizeof(struct mngr_msg));