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Re: [Xen-devel] [PATCH v2 2/4] xen/arm: initialize access

On 17/10/2018 15:31, Stefano Stabellini wrote:
Initialize variable *access before returning it back to the caller.
It makes the code a bit nicer and it is a safety certification

Same as previous patch.

Signed-off-by: Stefano Stabellini <stefanos@xxxxxxxxxx>
CC: rcojocaru@xxxxxxxxxxxxxxx
CC: Tamas K Lengyel <tamas@xxxxxxxxxxxxx>
Changes in v2:
- improve comment
- use p2m->default_access
  xen/arch/arm/mem_access.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/xen/arch/arm/mem_access.c b/xen/arch/arm/mem_access.c
index ba4ec78..86f0882 100644
--- a/xen/arch/arm/mem_access.c
+++ b/xen/arch/arm/mem_access.c
@@ -47,6 +47,7 @@ static int __p2m_get_mem_access(struct domain *d, gfn_t gfn,
+    *access = p2m->default_access;
/* If no setting was ever set, just return rwx. */
      if ( !p2m->mem_access_enabled )

Julien Grall

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