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cf-h2-proxy: break loop on edge case

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nghttp2 always consumes the memory, but be safe in case it ever decideds
to not to.

Fixes J2
Reported in Joshua's sarif data
Closes #18715
This commit is contained in:
Stefan Eissing 2025-09-25 10:42:24 +02:00 • committed by Daniel Stenberg
parent 7d5f8be532
commit c9fce97dcb
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1 changed files with 5 additions and 0 deletions
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5
lib/cf-h2-proxy.c
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@ -433,6 +433,11 @@ static int proxy_h2_process_pending_input(struct Curl_cfilter *cf,
*err = CURLE_RECV_ERROR;
return -1;
}
else if(!rv) {
/* nghttp2 does not want to process more, but has no error. This
* probably cannot happen, but be safe. */
break;
}
Curl_bufq_skip(&ctx->inbufq, (size_t)rv);
if(Curl_bufq_is_empty(&ctx->inbufq)) {
CURL_TRC_CF(data, cf, "[0] all data in connection buffer processed");