[GIT PULL] xen: branch for v5.12-rc1

From: Juergen Gross
Date: Tue Feb 16 2021 - 07:41:06 EST


Linus,

Please git pull the following tag:

git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git for-linus-5.12-rc1-tag

xen: branch for v5.12-rc1

This batch contains a series of Xen related security fixes, all related
to limited error handling in Xen backend drivers.


Thanks.

Juergen

arch/arm/xen/p2m.c | 6 ++++--
arch/x86/xen/p2m.c | 15 +++++++--------
drivers/block/xen-blkback/blkback.c | 32 ++++++++++++++++++--------------
drivers/net/xen-netback/netback.c | 4 +---
drivers/xen/gntdev.c | 37 ++++++++++++++++++++-----------------
drivers/xen/xen-scsiback.c | 4 ++--
include/xen/grant_table.h | 1 +
7 files changed, 53 insertions(+), 46 deletions(-)

Jan Beulich (8):
Xen/x86: don't bail early from clear_foreign_p2m_mapping()
Xen/x86: also check kernel mapping in set_foreign_p2m_mapping()
Xen/gntdev: correct dev_bus_addr handling in gntdev_map_grant_pages()
Xen/gntdev: correct error checking in gntdev_map_grant_pages()
xen-blkback: don't "handle" error by BUG()
xen-netback: don't "handle" error by BUG()
xen-scsiback: don't "handle" error by BUG()
xen-blkback: fix error handling in xen_blkbk_map()

Stefano Stabellini (1):
xen/arm: don't ignore return errors from set_phys_to_machine