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Check select() return value in wpa_ctrl_request()

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Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
This commit is contained in:
Dmitry Shmidt 2011-03-15 15:54:21 +02:00 committed by Jouni Malinen
parent 8e8f849f9d
commit c6a3a11048
1 changed files with 2 additions and 0 deletions
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2
src/common/wpa_ctrl.c
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@ -282,6 +282,8 @@ int wpa_ctrl_request(struct wpa_ctrl *ctrl, const char *cmd, size_t cmd_len,
FD_ZERO(&rfds); FD_ZERO(&rfds);
FD_SET(ctrl->s, &rfds); FD_SET(ctrl->s, &rfds);
res = select(ctrl->s + 1, &rfds, NULL, NULL, &tv); res = select(ctrl->s + 1, &rfds, NULL, NULL, &tv);
if (res < 0)
return res;
if (FD_ISSET(ctrl->s, &rfds)) { if (FD_ISSET(ctrl->s, &rfds)) {
res = recv(ctrl->s, reply, *reply_len, 0); res = recv(ctrl->s, reply, *reply_len, 0);
if (res < 0) if (res < 0)