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fix seg fault if no variable is specified (bug #4907)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6289 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2005-08-05 15:19:51 +00:00
parent d0cec3dd99
commit c2b31d45df
1 changed files with 4 additions and 0 deletions
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4
manager.c
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@@ -292,7 +292,11 @@ struct ast_variable *astman_get_variables(struct message *m)
for (x = 0; x < m->hdrcount; x++) {
if (!strncasecmp("Variable: ", m->headers[x], varlen)) {
var = val = ast_strdupa(m->headers[x] + varlen);
if (!var)
return head;
strsep(&val, "=");
if (!val || ast_strlen_zero(var))
continue;
cur = ast_variable_new(var, val);
if (head) {
cur->next = head;