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(parent: 0629370) | patch
xen-front-pgdir-shbuf: don't record wrong grant handle upon error
authorJan Beulich <jbeulich@suse.com>
Tue, 23 Feb 2021 16:26:21 +0000 (17:26 +0100)
committerBoris Ostrovsky <boris.ostrovsky@oracle.com>
Tue, 23 Feb 2021 18:35:43 +0000 (12:35 -0600)
commitdfc63b4459394dfd5b0450786721cc235dcd8d94
treead3d63a366e03c78ad560c0b6a4e3d3b3f92bd6etree | snapshot
parent0629370b4e2c127306cad42b272e81a177c5aa64commit | diff
xen-front-pgdir-shbuf: don't record wrong grant handle upon error

In order for subsequent unmapping to not mistakenly unmap handle 0,
record a perceived always-invalid one instead.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Link: https://lore.kernel.org/r/82414b0f-1b63-5509-7c1d-5bcc8239a3de@suse.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
drivers/xen/xen-front-pgdir-shbuf.c diff | blob | history
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