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xen: constify xsd_errors array

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The 'xsd_errors' array is initialized in the declaration and never
changed. So, constify it to reduce the attack surface.

At the same time, use the preferred '__maybe_unused' form over the
'__attribute__((unused))' form.

Signed-off-by: Len Bao <len.bao@gmx.us>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Message-ID: <20260523140809.30915-1-len.bao@gmx.us>
This commit is contained in:
Len Bao 2026-05-23 14:08:07 +00:00 committed by Juergen Gross
parent 74b94fc5bb
commit c1fd2c9f7f
1 changed files with 1 additions and 1 deletions
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2
include/xen/interface/io/xs_wire.h
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@ -51,7 +51,7 @@ struct xsd_errors
const char *errstring;
};
#define XSD_ERROR(x) { x, #x }
static struct xsd_errors xsd_errors[] __attribute__((unused)) = {
static const struct xsd_errors xsd_errors[] __maybe_unused = {
XSD_ERROR(EINVAL),
XSD_ERROR(EACCES),
XSD_ERROR(EEXIST),