Remove coredump when running "ipfw pipe" without more arguments.
PR: 8937
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=42073
@ -16,7 +16,7 @@
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*
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* NEW command line interface for IP firewall facility
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*
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* $Id: ipfw.c,v 1.62 1998/12/07 05:54:37 archie Exp $
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* $Id: ipfw.c,v 1.63 1998/12/14 18:43:03 luigi Exp $
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*
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*/
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@ -1386,6 +1386,9 @@ ipfw_main(ac,av)
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ac-- ;
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av++ ;
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}
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if (!ac) {
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show_usage("pipe requires arguments");
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}
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/* allow argument swapping */
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if (ac > 1 && *av[0]>='0' && *av[0]<='9') {
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char *p = av[0] ;
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