Bail if interface is misspelled instead of falling out into the
"all interfaces" mode. (Only works with -w, but still better than nothing.)
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=149315
@ -608,6 +608,8 @@ sidewaysintpr(unsigned interval1, u_long off)
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ip = ipn;
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off = (u_long)TAILQ_NEXT(&ifnet, if_link);
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}
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if (interface && interesting == NULL)
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errx(1, "%s: unknown interface", interface);
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if ((total = malloc(sizeof(struct iftot))) == NULL) {
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printf("malloc failed\n");
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exit(1);
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