Author: neel Date: Sat Mar 16 05:40:29 2013 New Revision: 248368 URL: http://svnweb.freebsd.org/changeset/base/248368
Log: Change the type of 'ndesc' from 'int' to 'uint16_t' so that descriptor index wraparound is handled correctly. The gory details are available here: http://lists.freebsd.org/pipermail/freebsd-virtualization/2013-March/001119.html This fixes a regression introduced in r247871. Pointed out by: Bruce Evans, Chris Torek Modified: head/usr.sbin/bhyve/pci_virtio_net.c Modified: head/usr.sbin/bhyve/pci_virtio_net.c ============================================================================== --- head/usr.sbin/bhyve/pci_virtio_net.c Sat Mar 16 04:08:01 2013 (r248367) +++ head/usr.sbin/bhyve/pci_virtio_net.c Sat Mar 16 05:40:29 2013 (r248368) @@ -170,7 +170,7 @@ pci_vtnet_iosize(struct pci_devinst *pi) static int hq_num_avail(struct vring_hqueue *hq) { - int ndesc; + uint16_t ndesc; /* * We're just computing (a-b) in GF(216). _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"
