diff options
author | Kevin P. Fleming <kpfleming@digium.com> | 2005-09-25 20:47:00 +0000 |
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committer | Kevin P. Fleming <kpfleming@digium.com> | 2005-09-25 20:47:00 +0000 |
commit | d612e3bc27c7f9eca6d9b36b6d41f5ca2d980262 (patch) | |
tree | 4031321278f8bd1a25fe891f7eed62fa26e39a4e | |
parent | 43e0f52600c3a8c6ae5387e7ea7f021c15220eb8 (diff) |
ensure result buffer is initialized (issue #5285)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6652 65c4cc65-6c06-0410-ace0-fbb531ad65f3
-rwxr-xr-x | funcs/func_strings.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/funcs/func_strings.c b/funcs/func_strings.c index 77933b6db..303ca77d7 100755 --- a/funcs/func_strings.c +++ b/funcs/func_strings.c @@ -186,11 +186,13 @@ struct ast_custom_function strftime_function = { static char *function_eval(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) { + memset(buf, 0, len); + if (!data || ast_strlen_zero(data)) { - ast_log(LOG_WARNING, "EVAL requires an argument: EVAL(<variable>)\n"); + ast_log(LOG_WARNING, "EVAL requires an argument: EVAL(<string>)\n"); return buf; } - + pbx_substitute_variables_helper(chan, data, buf, len - 1); return buf; |