89 lines
3.0 KiB
Diff
89 lines
3.0 KiB
Diff
From deca8039991886a559b67bcd6701db800a5cf764 Mon Sep 17 00:00:00 2001
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From: Stefan Eissing <stefan@eissing.org>
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Date: Wed, 6 Mar 2024 09:36:08 +0100
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Subject: [PATCH] http2: push headers better cleanup
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- provide common cleanup method for push headers
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Closes #13054
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Conflict:NA
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Reference:http://archive.ubuntu.com/ubuntu/pool/main/c/curl/curl_7.81.0-1ubuntu1.16.debian.tar.xz
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---
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lib/http2.c | 32 ++++++++++++++------------------
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1 file changed, 14 insertions(+), 18 deletions(-)
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diff --git a/lib/http2.c b/lib/http2.c
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index 6d63f43..f5c6013 100644
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--- a/lib/http2.c
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+++ b/lib/http2.c
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@@ -547,6 +547,15 @@ static int set_transfer_url(struct Curl_easy *data,
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return 0;
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}
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+static void free_push_headers(struct HTTP *stream)
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+{
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+ size_t i;
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+ for(i = 0; i<stream->push_headers_used; i++)
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+ free(stream->push_headers[i]);
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+ Curl_safefree(stream->push_headers);
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+ stream->push_headers_used = 0;
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+}
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+
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static int push_promise(struct Curl_easy *data,
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struct connectdata *conn,
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const nghttp2_push_promise *frame)
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@@ -560,7 +569,6 @@ static int push_promise(struct Curl_easy *data,
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struct curl_pushheaders heads;
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CURLMcode rc;
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struct http_conn *httpc;
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- size_t i;
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/* clone the parent */
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struct Curl_easy *newhandle = duphandle(data);
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if(!newhandle) {
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@@ -596,11 +604,7 @@ static int push_promise(struct Curl_easy *data,
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Curl_set_in_callback(data, false);
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/* free the headers again */
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- for(i = 0; i<stream->push_headers_used; i++)
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- free(stream->push_headers[i]);
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- free(stream->push_headers);
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- stream->push_headers = NULL;
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- stream->push_headers_used = 0;
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+ free_push_headers(stream);
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if(rv) {
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DEBUGASSERT((rv > CURL_PUSH_OK) && (rv <= CURL_PUSH_ERROROUT));
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@@ -1037,10 +1041,10 @@ static int on_header(nghttp2_session *session, const nghttp2_frame *frame,
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stream->push_headers_alloc) {
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char **headp;
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stream->push_headers_alloc *= 2;
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- headp = Curl_saferealloc(stream->push_headers,
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- stream->push_headers_alloc * sizeof(char *));
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+ headp = realloc(stream->push_headers,
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+ stream->push_headers_alloc * sizeof(char *));
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if(!headp) {
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- stream->push_headers = NULL;
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+ free_push_headers(stream);
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return NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE;
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}
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stream->push_headers = headp;
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@@ -1206,15 +1210,7 @@ void Curl_http2_done(struct Curl_easy *data, bool premature)
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setup */
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Curl_dyn_free(&http->header_recvbuf);
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Curl_dyn_free(&http->trailer_recvbuf);
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- if(http->push_headers) {
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- /* if they weren't used and then freed before */
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- for(; http->push_headers_used > 0; --http->push_headers_used) {
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- free(http->push_headers[http->push_headers_used - 1]);
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- }
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- free(http->push_headers);
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- http->push_headers = NULL;
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- }
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-
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+ free_push_headers(http);
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if(!(data->conn->handler->protocol&PROTO_FAMILY_HTTP) ||
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!httpc->h2) /* not HTTP/2 ? */
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return;
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--
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2.33.0
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