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HTTP/2: Fix infinite loop in readwrite_data()

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To prevent infinite loop in readwrite_data() function when stream is
reset before any response body comes, reset closed flag to false once
it is evaluated to true.
This commit is contained in:
Tatsuhiro Tsujikawa 2014-08-03 13:57:57 +09:00 • committed by Daniel Stenberg
parent 4d4dd7aea0
commit 67920e1516
1 changed files with 6 additions and 0 deletions
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6
lib/http2.c
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@ -668,6 +668,9 @@ static ssize_t http2_recv(struct connectdata *conn, int sockindex,
(void)sockindex; /* we always do HTTP2 on sockindex 0 */
if(httpc->closed) {
/* Reset to FALSE to prevent infinite loop in readwrite_data
function. */
httpc->closed = FALSE;
return 0;
}
@ -747,6 +750,9 @@ static ssize_t http2_recv(struct connectdata *conn, int sockindex,
/* If stream is closed, return 0 to signal the http routine to close
the connection */
if(httpc->closed) {
/* Reset to FALSE to prevent infinite loop in readwrite_data
function. */
httpc->closed = FALSE;
return 0;
}
*err = CURLE_AGAIN;