[Xen-devel] [PATCH v2 for staging] fix compile error

[He Chen <he.chen@xxxxxxxxxxxxxxx>]

In non-debug build ASSERT_UNREACHABLE is nop and some compilers will
complain that cbm_code/cbm_data may be used uninitialized in function
psr_set_l3_cbm. Add return after ASSERT_UNREACHABLE to fix it.

Signed-off-by: He Chen <he.chen@xxxxxxxxxxxxxxx>
---
Changes in v2:
Sorry for mistake in first version of this patch.
This is the correct patch.
---
 xen/arch/x86/psr.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xen/arch/x86/psr.c b/xen/arch/x86/psr.c
index d3dec3a..c5bdfce 100644
--- a/xen/arch/x86/psr.c
+++ b/xen/arch/x86/psr.c
@@ -477,6 +477,7 @@ int psr_set_l3_cbm(struct domain *d, unsigned int socket,
 
     default:
         ASSERT_UNREACHABLE();
+        return -EINVAL;
     }
 
     spin_lock(&info->cbm_lock);
-- 
1.9.1


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