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-rw-r--r--lib/transfer.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/lib/transfer.c b/lib/transfer.c
index d5eb2c327..b9581d7ad 100644
--- a/lib/transfer.c
+++ b/lib/transfer.c
@@ -1717,12 +1717,19 @@ CURLcode Curl_follow(struct Curl_easy *data,
break;
case 303: /* See Other */
- /* Disable both types of POSTs, unless the user explicitly
- asks for POST after POST */
- if(data->set.httpreq != HTTPREQ_GET
- && !(data->set.keep_post & CURL_REDIR_POST_303)) {
- data->set.httpreq = HTTPREQ_GET; /* enforce GET request */
- infof(data, "Disables POST, goes with %s\n",
+ /* 'See Other' location is not the resource but a substitute for the
+ * resource. In this case we switch the method to GET/HEAD, unless the
+ * method is POST and the user specified to keep it as POST.
+ * https://github.com/curl/curl/issues/5237#issuecomment-614641049
+ */
+ if(data->set.httpreq != HTTPREQ_GET &&
+ ((data->set.httpreq != HTTPREQ_POST &&
+ data->set.httpreq != HTTPREQ_POST_FORM &&
+ data->set.httpreq != HTTPREQ_POST_MIME) ||
+ !(data->set.keep_post & CURL_REDIR_POST_303))) {
+ data->set.httpreq = HTTPREQ_GET;
+ data->set.upload = false;
+ infof(data, "Switch to %s\n",
data->set.opt_no_body?"HEAD":"GET");
}
break;