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altsvc: accept 'clear' without semicolon as well

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Extend test 1654 to verify

Fixes #17917
Reported-by: Luke Wilde
Closes #17918
This commit is contained in:
Daniel Stenberg 2025-07-13 16:32:55 +02:00
parent 9bdd08b3b2
commit 826a32dff3
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GPG key ID: 5CC908FDB71E12C2
2 changed files with 15 additions and 2 deletions
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lib/altsvc.c
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@ -486,8 +486,7 @@ CURLcode Curl_altsvc_parse(struct Curl_easy *data,
DEBUGASSERT(asi);
/* initial check for "clear" */
if(!curlx_str_until(&p, &alpn, MAX_ALTSVC_LINE, ';') &&
!curlx_str_single(&p, ';')) {
if(!curlx_str_cspn(&p, &alpn, ";\n\r")) {
curlx_str_trimblanks(&alpn);
/* "clear" is a magic keyword */
if(curlx_str_casecompare(&alpn, "clear")) {