1 files changed, 35 insertions, 0 deletions
diff --git a/abs/extra/cups/fix-infinite-usb-loop.patch b/abs/extra/cups/fix-infinite-usb-loop.patch
new file mode 100644
index 0000000..bad179e
--- /dev/null
+++ b/abs/extra/cups/fix-infinite-usb-loop.patch
@@ -0,0 +1,35 @@
+diff -urNad cups-1.4.0~/backend/usb-libusb.c cups-1.4.0/backend/usb-libusb.c
+--- cups-1.4.0~/backend/usb-libusb.c	2009-08-08 00:24:14.000000000 +0200
++++ cups-1.4.0/backend/usb-libusb.c	2009-09-02 16:37:31.000000000 +0200
+@@ -158,7 +158,7 @@
+ 
+     while (poll(pfds, 2, -1) > 0)
+     {
+-      if (pfds[0].revents & POLLIN)
++      if (pfds[0].revents & (POLLIN + POLLHUP))
+       {
+ 	if ((bytes = read(print_fd, buffer, sizeof(buffer))) > 0)
+ 	{
+@@ -179,7 +179,12 @@
+       }
+ 
+       if (pfds[1].revents & POLLIN)
+-        tbytes += side_cb(printer, print_fd);
++      {
++        if ((bytes = side_cb(printer, print_fd)) < 0)
++	  pfds[1].events = 0;		/* Filter has gone away... */
++	else
++          tbytes += bytes;
++      }
+     }
+   }
+ 
+@@ -747,7 +752,7 @@
+   if (cupsSideChannelRead(&command, &status, data, &datalen, 1.0))
+   {
+     _cupsLangPuts(stderr, _("WARNING: Failed to read side-channel request!\n"));
+-    return (0);
++    return (-1);
+   }
+ 
+   switch (command)