We must call curl_multi_remove_handle when releasing the slot to prevent subsequent calls to curl_multi_add_handle from failing with CURLM_ADDED_ALREADY (in curl 7.32.1+; older versions returned CURLM_BAD_EASY_HANDLE) Signed-off-by: Eric Wong <e@xxxxxxxxx> --- http.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/http.c b/http.c index a7eaf7b..3c4c3f5 100644 --- a/http.c +++ b/http.c @@ -1168,11 +1168,13 @@ void run_active_slot(struct active_request_slot *slot) static void release_active_slot(struct active_request_slot *slot) { closedown_active_slot(slot); - if (slot->curl && curl_session_count > min_curl_sessions) { + if (slot->curl) { xmulti_remove_handle(slot); - curl_easy_cleanup(slot->curl); - slot->curl = NULL; - curl_session_count--; + if (curl_session_count > min_curl_sessions) { + curl_easy_cleanup(slot->curl); + slot->curl = NULL; + curl_session_count--; + } } #ifdef USE_CURL_MULTI fill_active_slots(); -- EW