Close file descriptors when execing network tap setup script, by
Daniel P. Berrange. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2507 c046a42c-6fe2-441c-8c8c-71466251a162
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93815bc280
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8
vl.c
8
vl.c
@ -3621,6 +3621,14 @@ static int net_tap_init(VLANState *vlan, const char *ifname1,
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pid = fork();
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if (pid >= 0) {
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if (pid == 0) {
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int open_max = sysconf (_SC_OPEN_MAX), i;
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for (i = 0; i < open_max; i++)
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if (i != STDIN_FILENO &&
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i != STDOUT_FILENO &&
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i != STDERR_FILENO &&
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i != fd)
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close(i);
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parg = args;
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*parg++ = (char *)setup_script;
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*parg++ = ifname;
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