https://github.com/torvalds/linux
Revision a846738f8c3788d846ed1f587270d2f2e3d32432 authored by Jan Beulich on 26 March 2021, 15:33:53 UTC, committed by Juergen Gross on 26 March 2021, 15:33:53 UTC
The fix for XSA-365 zapped too many of the ->persistent_gnt[] entries.
Ones successfully obtained should not be overwritten, but instead left
for xen_blkbk_unmap_prepare() to pick up and put.

This is XSA-371.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Cc: stable@vger.kernel.org
Reviewed-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Wei Liu <wl@xen.org>
Signed-off-by: Juergen Gross <jgross@suse.com>
1 parent af44a38
History
Tip revision: a846738f8c3788d846ed1f587270d2f2e3d32432 authored by Jan Beulich on 26 March 2021, 15:33:53 UTC
xen-blkback: don't leak persistent grants from xen_blkbk_map()
Tip revision: a846738
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