lib-http: server: Fixed datastack framing problem in error handling of response sending.

The returned error string crossed a data stack frame, which wasn't handled correctly.

diff --git a/src/lib-http/http-server-response.c b/src/lib-http/http-server-response.c
index 0ad0a8aad64319d0b8663fa3f4471f2e23cf9f55..3fb70031011a7ce1c0929ae6140e40d5d83c154b 100644 (file)
--- a/src/lib-http/http-server-response.c
+++ b/src/lib-http/http-server-response.c
@@ -418,10 +418,15 @@ static int http_server_response_send_real(struct http_server_response *resp,
 int http_server_response_send(struct http_server_response *resp,
                             const char **error_r)
 {
+       char *errstr = NULL;
        int ret;
 
        T_BEGIN {
                ret = http_server_response_send_real(resp, error_r);
+               if (ret < 0)
+                       errstr = i_strdup(*error_r);
        } T_END;
+       *error_r = t_strdup(errstr);
+       i_free(errstr);
        return ret;
 }