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remove unnecessary checks before calls to ast_strlen_zero
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6864 65c4cc65-6c06-0410-ace0-fbb531ad65f3
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@@ -68,7 +68,7 @@ static int zapateller_exec(struct ast_channel *chan, void *data)
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stringp=data;
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c = strsep(&stringp, "|");
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while(c && !ast_strlen_zero(c)) {
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while(!ast_strlen_zero(c)) {
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if (!strcasecmp(c, "answer"))
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answer = 1;
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else if (!strcasecmp(c, "nocallerid"))
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