Re: [PATCH] Xen/gntdev: don't ignore kernel unmapping error

From: Juergen Gross
Date: Fri Sep 17 2021 - 03:35:53 EST


On 17.09.21 08:13, Jan Beulich wrote:
While working on XSA-361 and its follow-ups, I failed to spot another
place where the kernel mapping part of an operation was not treated the
same as the user space part. Detect and propagate errors and add a 2nd
pr_debug().

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Juergen Gross <jgross@xxxxxxxx>


Juergen

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