Commit b6ddc0ac authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

SFTP: set a generic error when no SFTP one exists... 

... as otherwise we could get a 0 which would count as no error and we'd
wrongly continue and could end up segfaulting.

Bug: https://curl.haxx.se/mail/lib-2016-06/0052.html
Reported-by: 暖和的和暖
parent 614b5034

lib/ssh.c

+7 −2
Original line number Diff line number Diff line
@@ -1161,8 +1161,13 @@ static CURLcode ssh_statemach_act(struct connectdata *conn, bool *block) 
      else {

        /* Return the error type */

        err = sftp_libssh2_last_error(sshc->sftp_session);

        if(err)

          result = sftp_libssh2_error_to_CURLE(err);

        sshc->actualcode = result?result:CURLE_SSH;

        else

          /* in this case, the error wasn't in the SFTP level but for example

             a time-out or similar */

          result = CURLE_SSH;

        sshc->actualcode = result;

        DEBUGF(infof(data, "error = %d makes libcurl = %d\n",

                     err, (int)result));

        state(conn, SSH_STOP);