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udhcpd: fix hostname truncation bug 1663
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -60,6 +60,8 @@ struct dyn_lease* FAST_FUNC add_lease(
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memset(oldest, 0, sizeof(*oldest));
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memset(oldest, 0, sizeof(*oldest));
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if (hostname) {
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if (hostname) {
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char *p;
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char *p;
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hostname_len++; /* include NUL */
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if (hostname_len > sizeof(oldest->hostname))
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if (hostname_len > sizeof(oldest->hostname))
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hostname_len = sizeof(oldest->hostname);
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hostname_len = sizeof(oldest->hostname);
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p = safe_strncpy(oldest->hostname, hostname, hostname_len);
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p = safe_strncpy(oldest->hostname, hostname, hostname_len);
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