Blank argument crashes Asterisk
(closes issue #14377) Reported by: amorsen git-svn-id: http://svn.digium.com/svn/asterisk/trunk@172741 f38db490-d61c-443f-a65b-d21fe96a405b
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@ -9627,6 +9627,11 @@ static int acf_mailbox_exists(struct ast_channel *chan, const char *cmd, char *a
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AST_NONSTANDARD_APP_ARGS(arg, args, '@');
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if (ast_strlen_zero(arg.mbox)) {
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ast_log(LOG_ERROR, "MAILBOX_EXISTS requires an argument (<mailbox>[@<context>])\n");
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return -1;
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}
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ast_copy_string(buf, find_user(&svm, ast_strlen_zero(arg.context) ? "default" : arg.context, arg.mbox) ? "1" : "0", len);
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return 0;
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}
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