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2010-11-24 Andreas Schwab <schwab@redhat.com>
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* resolv/nss_dns/dns-host.c (getanswer_r): Don't handle ttl == 0
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specially.
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(gaih_getanswer_slice): Likewise.
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Index: glibc-2.12-2-gc4ccff1/resolv/nss_dns/dns-host.c
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===================================================================
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--- glibc-2.12-2-gc4ccff1.orig/resolv/nss_dns/dns-host.c
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+++ glibc-2.12-2-gc4ccff1/resolv/nss_dns/dns-host.c
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@@ -599,7 +599,6 @@ getanswer_r (const querybuf *answer, int
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int (*name_ok) (const char *);
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u_char packtmp[NS_MAXCDNAME];
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int have_to_map = 0;
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- int32_t ttl = 0;
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uintptr_t pad = -(uintptr_t) buffer % __alignof__ (struct host_data);
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buffer += pad;
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if (__builtin_expect (buflen < sizeof (struct host_data) + pad, 0))
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@@ -733,7 +732,7 @@ getanswer_r (const querybuf *answer, int
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cp += INT16SZ; /* type */
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class = __ns_get16 (cp);
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cp += INT16SZ; /* class */
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- ttl = __ns_get32 (cp);
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+ int32_t ttl = __ns_get32 (cp);
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cp += INT32SZ; /* TTL */
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n = __ns_get16 (cp);
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cp += INT16SZ; /* len */
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@@ -907,7 +906,7 @@ getanswer_r (const querybuf *answer, int
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{
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register int nn;
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- if (ttlp != NULL && ttl != 0)
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+ if (ttlp != NULL)
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*ttlp = ttl;
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if (canonp != NULL)
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*canonp = bp;
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@@ -1163,7 +1162,7 @@ gaih_getanswer_slice (const querybuf *an
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if (*firstp)
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{
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- if (ttl != 0 && ttlp != NULL)
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+ if (ttlp != NULL)
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*ttlp = ttl;
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(*pat)->name = canon ?: h_name;
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