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ftp: fix memory leak in ftp_done

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If after a transfer is complete Curl_GetFTPResponse() returns an error,
curl would not free the ftp->pathalloc block.

Found by torture-testing test 576

Closes #6737
This commit is contained in:
Daniel Stenberg 2021-03-12 16:15:13 +01:00
parent d1f40078c1
commit 8ed71fc4f7
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GPG Key ID: 5CC908FDB71E12C2
1 changed files with 3 additions and 1 deletions
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4
lib/ftp.c
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@ -3325,8 +3325,10 @@ static CURLcode ftp_done(struct Curl_easy *data, CURLcode status,
connclose(conn, "Timeout or similar in FTP DONE operation"); /* close */ connclose(conn, "Timeout or similar in FTP DONE operation"); /* close */
} }
if(result) if(result) {
Curl_safefree(ftp->pathalloc);
return result; return result;
}
if(ftpc->dont_check && data->req.maxdownload > 0) { if(ftpc->dont_check && data->req.maxdownload > 0) {
/* we have just sent ABOR and there is no reliable way to check if it was /* we have just sent ABOR and there is no reliable way to check if it was