Fix divide overflow in internal_mod(). Thanks to William Petiot for

[PuTTY.git] / sftp.c

diff --git a/sftp.c b/sftp.c
index 4d5172b58da21489ef2e00434faadda8d6b05ba7..a55262a7ced228b66bdcc732f848754a60657f95 100644 (file)
--- a/sftp.c
+++ b/sftp.c
@@ -334,6 +334,14 @@ static struct sftp_request *sftp_alloc_request(void)
     return r;
 }
 
+void sftp_cleanup_request(void)
+{
+    if (sftp_requests == NULL) {
+       freetree234(sftp_requests);
+       sftp_requests = NULL;
+    }
+}
+
 void sftp_register(struct sftp_request *req)
 {
     req->registered = 1;
@@ -1081,7 +1089,8 @@ int xfer_done(struct fxp_xfer *xfer)
 
 void xfer_download_queue(struct fxp_xfer *xfer)
 {
-    while (xfer->req_totalsize < xfer->req_maxsize && !xfer->eof) {
+    while (xfer->req_totalsize < xfer->req_maxsize &&
+          !xfer->eof && !xfer->err) {
        /*
         * Queue a new read request.
         */
@@ -1147,6 +1156,8 @@ int xfer_download_gotpkt(struct fxp_xfer *xfer, struct sftp_packet *pktin)
 #endif
     } else if (rr->retlen < 0) {
        /* some error other than EOF; signal it back to caller */
+       xfer_set_error(xfer);
+       rr->complete = -1;
        return -1;
     }