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http: don't set the "rewind" flag when not uploading anything

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It triggers an assert.

Detected by OSS-Fuzz
Bug: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=8144
Closes #2546
This commit is contained in:
Daniel Stenberg 2018-05-04 11:06:26 +02:00
parent 277d3cdc0f
commit e9d9d1af8a
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1 changed files with 1 additions and 1 deletions
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lib/http.c
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@ -433,7 +433,7 @@ static CURLcode http_perhapsrewind(struct connectdata *conn)
data left to send, keep on sending. */
/* rewind data when completely done sending! */
if(!conn->bits.authneg) {
if(!conn->bits.authneg && (conn->writesockfd != CURL_SOCKET_BAD)) {
conn->bits.rewindaftersend = TRUE;
infof(data, "Rewind stream after send\n");
}