31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
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diff -up mtr-0.84/dns.c.mixed mtr-0.84/dns.c
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--- mtr-0.84/dns.c.mixed 2013-06-06 18:56:19.360247890 +0200
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+++ mtr-0.84/dns.c 2013-06-06 18:58:09.804233105 +0200
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@@ -938,6 +938,8 @@ void dorequest(char *s,int type,word id)
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hp->id = id; /* htons() deliberately left out (redundant) */
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#ifdef ENABLE_IPV6
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for (i = 0;i < NSCOUNT6;i++) {
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+ if (!NSSOCKADDR6(i))
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+ continue;
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if (NSSOCKADDR6(i)->sin6_family == AF_INET6)
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(void)sendto(resfd6,buf,r,0,(struct sockaddr *) NSSOCKADDR6(i),
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sizeof(struct sockaddr_in6));
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@@ -1336,6 +1338,8 @@ void dns_ack6(void)
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if ( addrcmp( (void *) &(from6->sin6_addr), (void *) &localhost6,
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(int) AF_INET6 ) == 0 ) {
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for (i = 0;i < NSCOUNT6;i++) {
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+ if (!NSSOCKADDR6(i))
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+ continue;
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if ( addrcmp( (void *) &(NSSOCKADDR6(i)->sin6_addr),
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(void *) &(from6->sin6_addr), (int) AF_INET6 ) == 0 ||
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addrcmp( (void *) &(NSSOCKADDR6(i)->sin6_addr),
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@@ -1344,6 +1348,8 @@ void dns_ack6(void)
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}
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} else
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for (i = 0;i < NSCOUNT6;i++) {
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+ if (!NSSOCKADDR6(i))
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+ continue;
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if ( addrcmp( (void *) &(NSSOCKADDR6(i)->sin6_addr),
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(void *) &(from6->sin6_addr), AF_INET6 ) == 0 )
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break;
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