amd64_edac: Use cached extended CPU model

... instead of computing it needlessly again.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 7e539ac769d7..0cbcf6e34a4c 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1046,13 +1046,12 @@ static int k8_early_channel_count(struct amd64_pvt *pvt)
         if (err)
                 return err;
 
-        if ((boot_cpu_data.x86_model >> 4) >= K8_REV_F) {
+        if (pvt->ext_model >= K8_REV_F)
                 /* RevF (NPT) and later */
                 flag = pvt->dclr0 & F10_WIDTH_128;
-        } else {
+        else
                 /* RevE and earlier */
                 flag = pvt->dclr0 & REVE_WIDTH_128;
-        }
 
         /* not used */
         pvt->dclr1 = 0;