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strip_trailing_dot: make sure NULL is never used for strlen
scan-build warning: Null pointer passed as an argument to a 'nonnull' parameter
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@ -1686,6 +1686,8 @@ static bool is_ASCII_name(const char *hostname)
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static void strip_trailing_dot(struct hostname *host)
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static void strip_trailing_dot(struct hostname *host)
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{
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{
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size_t len;
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size_t len;
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if(!host || !host->name)
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return;
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len = strlen(host->name);
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len = strlen(host->name);
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if(len && (host->name[len-1] == '.'))
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if(len && (host->name[len-1] == '.'))
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host->name[len-1] = 0;
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host->name[len-1] = 0;
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