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Avoid doing a calculation with an uninitialized tv_start if no timeout

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has been specified.
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david
2009-08-24 21:32:01 +00:00
parent 6dc99d0e25
commit f09c8091a4
1 changed files with 8 additions and 2 deletions
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10
tcpip.cc
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@@ -2233,8 +2233,14 @@ if (!pd) fatal("NULL packet device passed to %s", __func__);
do {
#ifdef WIN32
gettimeofday(&tv_end, NULL);
long to_left = MAX(1, (to_usec - TIMEVAL_SUBTRACT(tv_end, tv_start)) / 1000);
long to_left;
if (to_usec > 0) {
gettimeofday(&tv_end, NULL);
to_left = MAX(1, (to_usec - TIMEVAL_SUBTRACT(tv_end, tv_start)) / 1000);
} else {
to_left = 1;
}
// Set the timeout (BUGBUG: this is cheating)
PacketSetReadTimeout(pd->adapter, to_left);
#endif