dnsmasq

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Petr Menšík 4ac517e4ac Fix coverity issues in dnssec.c

Error: CHECKED_RETURN (CWE-252): [#def26]
dnsmasq-2.86rc3/src/dnssec.c:727: check_return: Calling "extract_name" without checking return value (as is done elsewhere 9 out of 10 times).
dnsmasq-2.86rc3/src/dnssec.c:459: example_checked: Example 1: "extract_name(header, plen, &p, keyname, 1, 0)" has its value checked in "extract_name(header, plen, &p, keyname, 1, 0)".
dnsmasq-2.86rc3/src/dnssec.c:269: example_checked: Example 2: "extract_name(header, plen, &state->ip, state->buff, 1, 0)" has its value checked in "extract_name(header, plen, &state->ip, state->buff, 1, 0)".
dnsmasq-2.86rc3/src/dnssec.c:569: example_checked: Example 3: "extract_name(header, plen, &p, keyname, 1, 0)" has its value checked in "extract_name(header, plen, &p, keyname, 1, 0)".
dnsmasq-2.86rc3/src/rfc1035.c:648: example_checked: Example 4: "extract_name(header, qlen, &p1, name, 1, 0)" has its value checked in "extract_name(header, qlen, &p1, name, 1, 0)".
dnsmasq-2.86rc3/src/rfc1035.c:787: example_checked: Example 5: "extract_name(header, qlen, &p1, name, 1, 0)" has its value checked in "extract_name(header, qlen, &p1, name, 1, 0)".
 #  725|         /* namebuff used for workspace above, restore to leave unchanged on exit */
 #  726|         p = (unsigned char*)(rrset[0]);
 #  727|->       extract_name(header, plen, &p, name, 1, 0);
 #  728|
 #  729|         if (key)

Error: CHECKED_RETURN (CWE-252): [#def27]
dnsmasq-2.86rc3/src/dnssec.c:1020: check_return: Calling "extract_name" without checking return value (as is done elsewhere 7 out of 8 times).
dnsmasq-2.86rc3/src/auth.c:140: example_checked: Example 1: "extract_name(header, qlen, &p, name, 1, 4)" has its value checked in "extract_name(header, qlen, &p, name, 1, 4)".
dnsmasq-2.86rc3/src/dnssec.c:771: example_checked: Example 2: "extract_name(header, plen, &p, name, 1, 4)" has its value checked in "extract_name(header, plen, &p, name, 1, 4)".
dnsmasq-2.86rc3/src/hash-questions.c:57: example_checked: Example 3: "extract_name(header, plen, &p, name, 1, 4)" has its value checked in "extract_name(header, plen, &p, name, 1, 4)".
dnsmasq-2.86rc3/src/rfc1035.c:1028: example_checked: Example 4: "extract_name(header, qlen, &p, name, 1, 4)" has its value checked in "extract_name(header, qlen, &p, name, 1, 4)".
dnsmasq-2.86rc3/src/rfc1035.c:1438: example_checked: Example 5: "extract_name(header, qlen, &p, name, 1, 4)" has its value checked in "extract_name(header, qlen, &p, name, 1, 4)".
 # 1018|
 # 1019|     p = (unsigned char *)(header+1);
 # 1020|->   extract_name(header, plen, &p, name, 1, 4);
 # 1021|     p += 4; /* qtype, qclass */
 # 1022|

2021-09-11 22:08:25 +01:00